# Countronics - Manufacturers of Process Control Instruments > ISO 9001:2015 certified manufacturer of industrial electronic process control instruments. Established 1978. Based in Sahibabad, Ghaziabad, India. Founded by Mr. Dinesh Gupta (B.Tech, IIT Delhi), co-owned by Mr. Prashant Gupta (B.Engg, MBA – FMS). > ## Key Facts - Founded: 1978 - Certification: ISO 9001:2015 - GST: 09AABHD8394P1ZI - Address: 3-1-29 Sahibabad Industrial Area, Ghaziabad, UP 201010 - Phone: +91-9810536887, +91-9818350088 - Email: countronindia@gmail.com - Export Markets: UAE, Gulf, Southeast Asia, Sri Lanka ## Product Specialisations - pH controllers for water treatment, STP, ETP, swimming pools - ORP controllers for water disinfection monitoring - Ampere hour meters for electroplating and battery testing - 8 and 16 channel temperature data loggers with USB pen drive output - Humidity controllers for pharma, cleanrooms, incubators and HVAC - Conductivity and TDS meters for water quality monitoring - Peak load indicators for compression testing machines - Digital timers and counters for industrial automation - Multipoint temperature scanners for industrial furnaces ## Pages - [PT100 vs Thermocouple](https://www.countronics.com/resources/technical-articles/pt100-vs-thermocouple/) - [Types of Thermocouples](https://www.countronics.com/resources/technical-articles/types-of-thermocouples/) - [What is 4-20mA Signal?](https://www.countronics.com/resources/technical-articles/what-is-4-20ma-signal/) - [How pH Measurement Works](https://www.countronics.com/resources/technical-articles/how-ph-measurement-works/) - [Conductivity vs TDS](https://www.countronics.com/resources/technical-articles/conductivity-vs-tds/) - [Resources](https://www.countronics.com/resources/) - [Technical Articles](https://www.countronics.com/resources/technical-articles/): What is a Conductivity Meter? How conductivity meters measure dissolved ions in a liquid, and where they’re used across water... - [What is an Ampere Hour Meter?](https://www.countronics.com/resources/technical-articles/what-is-an-ampere-hour-meter/) - [What is a Temperature Data Logger?](https://www.countronics.com/resources/technical-articles/what-is-a-temperature-data-logger/) - [What is a pH Controller?](https://www.countronics.com/resources/technical-articles/what-is-a-ph-controller/) - [What is a Conductivity Meter?](https://www.countronics.com/resources/technical-articles/what-is-a-conductivity-meter/) - [What is ORP?](https://www.countronics.com/resources/technical-articles/what-is-orp/) - [Effluent and Sewage Treatment Plant Monitoring](https://www.countronics.com/applications/etp-stp-monitoring/) - [Applications](https://www.countronics.com/applications/) - [Pharmaceutical Industry](https://www.countronics.com/applications/pharmaceutical-industry/) - [Cold Storage and Food Industry](https://www.countronics.com/applications/cold-storage-and-food-industry/) - [HVAC and Building Management](https://www.countronics.com/applications/hvac-and-building-management/) - [Heat Treatment and Furnaces](https://www.countronics.com/applications/heat-treatment-and-furnaces/) - [Water Treatment](https://www.countronics.com/applications/water-treatment/) - [Electroplating Industry](https://www.countronics.com/applications/electroplating-industry/) - [Battery Testing](https://www.countronics.com/applications/battery-testing/) - [Client Area](https://www.countronics.com/client-area/): Product Category Product Name Model No. Catalogue PROCESS INDICATORS / CONTROLLERS Programmable Process Indicator (4-20mA input only) with 0.56" display 2600M View Programmable Process Controller (Input: 4-20mA only) 2602M View Universal Process Controller with 4-20mA output CT-SV8 View Universal Temperature Indicator (J/K/R/PT100 input) with 4" display height 2604 View Universal Programmable Process Indicator (J/K/R/PT100/4-20mA input) - [Thank You](https://www.countronics.com/thank-you/): Thankyou for your message. It has been sent - [Refund and Returns Policy](https://www.countronics.com/refund_returns/): At Countronics, we manufacture and supply electronic measuring instruments and industrial products. We value our customers and strive to ensure satisfaction with every purchase. Please read our Return & Refund Policy carefully. 1. Eligibility for Returns Returns are accepted only under the following conditions: The product received is defective, damaged during transit, or incorrectly supplied - [My Quote](https://www.countronics.com/my-quote/) - [Shop](https://www.countronics.com/shop/) - [Home](https://www.countronics.com/): Countronics manufactures pH controllers, ampere hour meters, temperature data loggers, humidity controllers and conductivity meters. ISO 9001:2015 certified manufacturer since 1978. Direct factory pricing, pan-India delivery. - [Blog](https://www.countronics.com/blog/) - [Contact](https://www.countronics.com/contact/): Contact Information Fill up the contact form and our team will get back in touch with you within 24 hours. - [Services](https://www.countronics.com/services/) - [FAQ](https://www.countronics.com/faq/) - [Terms & Condition](https://www.countronics.com/terms-condition/): Last Updated: June 2026 | Applicable to: www.countronics.com | Jurisdiction: Ghaziabad, Uttar Pradesh, India Please read these Terms and Conditions carefully before placing an order or using the website of Countronics. By accessing our website or placing an order, you agree to be bound by these terms. If you do not agree, please do not - [Support](https://www.countronics.com/support/): How To Get Support? Dear customers, future customers and Friends! This support interface has all the tools we need to listen to your ideas and help you with your problems. Just choose your Department and write your questions or problems. We love feedback and satisfied customers. We promise that you will get answer for your - [About](https://www.countronics.com/about/) - [404](https://www.countronics.com/404-2/) - [Privacy Policy](https://www.countronics.com/privacy-policy/): Last Updated: June 2026 | Applies to: www.countronics.com | Company: Countronics, Ghaziabad, India Countronics respects your privacy and is committed to protecting the personal information you share with us. This Privacy Policy explains what information we collect, how we use it, and what rights you have regarding your data when you visit our website or ## Products - [8 channel Temperature Scanner Logger for J/K/R/PT100 sensor with direct USB Pen Drive output (LED Display)](https://www.countronics.com/product/8-channel-temperature-logger-for-usb-pen-drive/): Data saved directly on USB Pen drive in an MS Excel compatible file, Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable. Auto/Manual mode of scanning selectable Rate of logging settable by user in Mins:Secs Digital offset - [Peak Load Indicator for CTMs with RS-232 output and data logging software in LCD display](https://www.countronics.com/product/peak-load-indicator-for-ctms-with-rs-232-output-and-data-logging-software-one-way-operation-in-lcd-display-without-sensor/): Sample Area digitally settable Stress at Peak load calculated & displayed Peak/Normal mode selectable Buzzer alarm for peak detection in Peak Mode Relay output for load limit detection Digital tare provided Non-volatile memory for saving configuration RS-232 serial output for logging on PC Configuration lock at rear to prevent tampering Aesthetically designed front panel with - [Online pH Controller with 2 set limits and relay outputs, 4-20mA](https://www.countronics.com/product/ph-controller-model-112ph/): Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Independent 2 Set Point controller with separate relays for each set limit Digital calibration for pH-7 and pH-4 Slim enclosure of only 50mm depth For More Information View Catalogue. Frequently Asked Questions — Model - [Humidity and Temperature Controller with sensor and 2 relay outputs with Dry/Wet Sensor for Temperature and Humidity](https://www.countronics.com/product/humidity-temperature-controller-model-7217/): Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature Separate Limits and Relays for Temperature and Humidity with selection between Heater/Cooler and Humidifier/De-Humidifier On/Off type outputs with user settable Hysterisis Digital Offset control for Temperature and Humidity Capacitive sensor offering ease of use Non-Volatile memory to hold settings - [16 channel Temperature Scanner Logger for J/K/R/PT100 sensor with direct USB Pen Drive output (LCD Display)](https://www.countronics.com/product/16-channel-data-logger-data-acquisition-systems-with-direct-usb-pen-drive/): Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4 line alphanumeric LCD display with backlight for user friendly displays Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable from 1-16. Auto/Manual mode - [Panel Mounted Humidity and Temperature Indicator with capacitive sensor](https://www.countronics.com/product/panel-mounted-humidity-and-temperature-indicator-with-capacitive-sensor/): Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature Digital Offset control for Temperature and Humidity Capacitive sensor offering ease of use Non-Volatile memory to hold settings and counts - [Peak Load Logger Indicator](https://www.countronics.com/product/peak-load-logger-indicator-2/): Large alphanumeric LCD display with backlight Pace Rate display in KN/sec Sample Area digitally settable Stress at Peak load calculated & displayed Auto incrementing Sample Number Peak/Normal mode selectable Buzzer alarm for peak detection in Peak Mode, Relay output for load limit detection Real Time Clock setting with battery backup Digital tare provided Non-volatile memory - [16 channel Universal Temperature Scanner Logger for J/K/R/N/PT100/4-20mA sensor with direct USB Pen Drive output (LCD Display)](https://www.countronics.com/product/16-channel-universal-data-logger/): Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4-20mA input with Low, High and resolution individually settable for each channel. 4 line alphanumeric LCD display with backlight for user friendly displays Auto cold junction compensation for thermocouples and 3 wire - [Single channel Temperature Scanner for J/K/R/PT100/4-20mA sensor with PID control and single set limit with direct USB Pen Drive output (LED Display)](https://www.countronics.com/product/universal-digital-temperature-controller-logger/): Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Rate of logging settable by user in Mins:Secs Digital offset user settable Heat/Cool mode for control action user settable Set - [Strip Chart Recorder for AC Current](https://www.countronics.com/product/strip-chart-recorder-for-ac-current/): Data saved directly on USB Pen drive in an MS Excel compatible file Separate displays for Current and Clock Rate of logging settable by user in Mins:Secs Logging threshold user settable beyond which logging is enabled Internal Real Time Clock with battery backup for saving values along with Date and Time No need of any - [Clean Room Monitor with common alarm, (0.56" display)](https://www.countronics.com/product/clean-room-monitor/): A clean room monitor is a device or system designed to monitor and maintain specific environmental conditions within a clean room or controlled environment. Clean rooms are used in various industries, such as semiconductor manufacturing, pharmaceuticals, biotechnology, and aerospace, where even tiny particles or contaminants can negatively impact the production process or quality of products. - [8 channel Temperature Scanner for J/K/R/PT100/4-20mA sensor with direct USB Pen Drive output (LED Display)](https://www.countronics.com/product/8-channel-universal-data-logger-with-usb-pen-driv/): Data saved directly on USB Pen drive in an MS Excel compatible file/li> Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4-20mA input with Low, High and resolution individually settable for each channel. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable. Auto/Manual mode of - [Peak Load and Displacement Indicator for UTMs with 10 peak recording in LED display](https://www.countronics.com/product/peak-load-and-displacement-recording-indicator/): Separate displays for load indication and displacement Range for load indication corresponding to 4-20mA input digitally settable from front panel Calibration of displacement for different rotary encoders Peak/Normal mode selectable Up to 9 peaks can be recorded and recalled for Load and Displacement Buzzer annunciation at Peak Relay output for cut-off protection for load, displacement - [Online Conductivity Indicator](https://www.countronics.com/product/digital-conductivity-cum-tds-indicator/): Precision indication of conductivity Automatic Temperature Compensation @2%/˚C using PT-100 Front panel 5 range selector from 199.9ms to 19.99μs Cell factor selectable, 1.0 OR 0.1 with front panel calibration facility Reads T.D.S. in ppm Front panel ‘touch type’ membrane switches to select Range, cell factor and T.D.S. Bright RED LED display Frequently Asked Questions — Model 5500 What is - [Peak Load Indicator for CTMs with 10 peak recording in LED display, (This is usually supplied for Pressure Transmitter input but we provide the same for Load Cell input also at no extra cost)](https://www.countronics.com/product/peak-load-recording-indicator/): Range for load indication corresponding to 4-20mA input digitally settable from front panel Peak/Normal mode selectable Up to 9 peaks can be recorded and recalled Buzzer annunciation at Peak Relay output for load limit detection with limit digitally settable Digital tare provided to remove initial error Non-volatile memory for saving configuration Configuration lock at rear - [2 Set-Point Digital Conductivity Controller](https://www.countronics.com/product/2-set-point-digital-conductivity-controller/): Precision indication of conductivity Automatic Temperature Compensation 4 Step Range selection 0.1μs to 199.9ms 2 independent Set Points with High and Low logics for on-line control Front Panel ‘touch type’ membrane switch to read the limits set Voltage corresponding to Conductivity available for external recorder ‘Cell Adjust’ on front panel for calibration. - [Flow Indicator for both pulse and 4-20mA input](https://www.countronics.com/product/peak-load-logger-indicator/): 4 digit display for Flow Rate 6 digit display for integrated flow values Compatible with both Analog and Pulse output sensors Flow rate settable in Per Min OR Per Hour Multiplier programmable with resolution ranging from 0.001 to 0.00001 Linear or square root function selectable Input frequency from 10 pulses/min to 60,000 pulses/min Span programmable - [Blind Conductivity Transmitter (No Display) (Input: Factory set, Output:4-20mA), Non-Isolated](https://www.countronics.com/product/conductivity-transmitter/): Precision indication of conductivity in 4-20mA output Automatic Temperature Compensation @2%/˚C using PT-100 Range can be provided from 19.99 µs to 199.9mS (Factory Set) Aesthetically designed weather-proof cabinet - [Bench top pH/ORP/Conductivity/TDS/Temperature Meter](https://www.countronics.com/product/ph-orp-conductivity-tds-indicator/): Accurate pH display with 0.01pH resolution Auto buffer recognition with 2-point calibration for pH Auto/Manual temperature compensation selectable for both pH and Conductivity 4 Step Range selection 0.1µs to 199.9ms for conductivity Cell Factor selectable for both 1.0 and 0.1 Digital calibration for conductivity Auto Temp Compensation using PT100 sensor One touch switching between conductivity - [Flow Indicator with totalizer](https://www.countronics.com/product/digital-flow-rate-indicator-and-totalizer-2/): 4 digit display for Flow Rate with resolution from 0.001 to 1 6 digit totaliser for integrated flow values with resolution setting from 1 to 0.001 Multiplier programmable with resolution ranging from 0.001 to 0.00001 Input frequency range from 10 pulses/min to 50,000 pulses/min Totalized flow saved in memory on power failure Rear panel configuration - [Battery/Mains Operated Fixed Point Temp Calibrator Thermocouple/PT-100 Source](https://www.countronics.com/product/battery-mains-operated-fixed-point-temp-calibrator/): Source mV corresponding to important fixed points for J,K,R &S Thermocouples and Ohms for PT-100. Works on built-in Ni-Cad chargeable batteries as well as on 220V AC. - [μP based Universal Calibrator](https://www.countronics.com/product/mp-based-universal-calibrator/): mP based. Accurate tesing and calibration for thermocouples, voltage/current based equipments like indicators, controllers, recorders etc. Capable of measuring the output of thermocouples or simulating thermocouples types J, K, T, E, R, S & B (ANSI standard). Measures/Simulates mV AND mA (200 mV/20 mA). Direct display of Simulated values in °C or °F (0.1° Resolution). - [Portable mV Source (0-199.9mV), source/measure](https://www.countronics.com/product/portable-battery-operated-mv-source-or-measure-calibrator/): Source as well as measure facility. Battery Operated, easy to carry. - [Universal Temperature Indicator](https://www.countronics.com/product/universal-temperature-indicator/): Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Large 4” height bright Red LED Displays for long distance viewing Offset digitally programmable from front Configuration lockable by jumper on terminals Non-volatile memory to save settings Aesthetically designed front panel - [Panel Mounted pH Indicator with LED Display](https://www.countronics.com/product/panel-mounted-ph-indicatorwithout-tx-led-display/) - [Universal Process Controller](https://www.countronics.com/product/universal-process-controller/): Microprocessor based precision controller Linearised for 7 types of common thermocouples & PT100 Temperature sensor with Auto cold junction compensation Input for 4-20mA / 0-20mA / 1-5V / 0-5V from Tx for Pressure, Humidity, pH, Temperature etc. Display user programmable from 0 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Decimal user settable Separate - [Lab Model Table Top pH/mV/Temp. Indicator (LCD Display)](https://www.countronics.com/product/wall-mounted-lab-model-table-top-ph-mv-temp-indica/): 7100-02 is a Lab Model - [Wall Mounted pH Indicator with 4 20mA Tx](https://www.countronics.com/product/wall-mounted-ph-indicator-with-4-20ma-tx/) - [Online pH Controller with 2 set limits](https://www.countronics.com/product/dual-limits-ph-controller-with-iso-4-20ma-tx-output/): Same as the Model 100pH without the Alarm Limits. - [Autoclave Temperature Controller for thermocouple sensor](https://www.countronics.com/product/digital-temperature-controller-with-soak-timer/): Microprocessor based controller, K thermocouple with Auto cold junction compensation Separate displays for Temperature and Timing Heater relay output to control temperature Soak Time settable from 1-999mins and activated after set temperature is reached Alarm relay output to indicate end of soak time and any intermediate heater failure Current status of soak timing saved on - [Single Set with Band type ± Alarm pH Controller](https://www.countronics.com/product/single-set-with-band-type-%c2%b1-alarm-ph-controller/) - [Single set limit Temp Controller with single display and front pots for set limit, (Factory set for PT100(0-199.9degC) or J/K (0-500/1200))(96x96 or 72x72mm)](https://www.countronics.com/product/digital-temperature-controller/): Easy to Service Accepts Thermocouples and RTD Inputs Thermocouple Break Protection Auto Tracking Cold Junction Compensation - [Online pH Controller with 2 set limits and 2 alarm limits and Isolated 4-20mA output](https://www.countronics.com/product/dual-limits-dual-alarms-ph-controller-with-iso-4/) - [Dual Limits & Dual Alarms ORP Controller with Iso 4](https://www.countronics.com/product/dual-limits-dual-alarms-orp-controller-with-iso-4/) - [Online ORP Controller with 2 set limits](https://www.countronics.com/product/dual-limits-orp-controller-with-isolated-tx-4-20ma-output/): Accurate ORP display with calibration facility on front panel. Independent 2 Set Point controller with separate relays for Oxidation and Reduction Isolated Tx. 4-20mA output for remote monitoring or recording. Consent contact input to enable/disable the control outputs Bright Red LED display for clear viewing - [2 set limit Temp Controller with dual display and touch switches for J/K/R/PT100](https://www.countronics.com/product/universal-digital-temperature-controller-with-dual-limits/): Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Separate displays for Temperature and Set Point Separate heater & cooler/alarm logic relays Offset digitally programmable from front Configuration lockable by rear jumper Proportional/On-Off control user selectable User programmable hysterisis band Percentage on time settable to avoid overshoots and - [Single Set Limit PID Controller, (96x96mm)](https://www.countronics.com/product/pid-controller/): Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Auto/Manual tuning selectable PID/On-Off control user selectable Separate displays for Temperature and Set Point Output selectable as Heater/Cooler logic in On/off mode Relay/SSR output selectable Offset digitally programmable from front Configuration lockable by rear jumper User programmable hysterisis band - [Single Set with Band-type ± Alarm ORP Controller](https://www.countronics.com/product/single-set-with-band-type-%c2%b1-alarm-orp-controller/): Accurate ORP display with calibration facility on front panel One set limit and other window alarm alarm limit with separate relays for Oxidation and alarms Isolated Tx. 4-20mA output for remote monitoring or recording. Consent contact input to enable/disable the control outputs LCD display for low voltage consumption - [Single set limit Temp Controller with dual display and touch switches for J/K/R/PT100](https://www.countronics.com/product/universal-temperature-controller/): Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Separate displays for Temperature and Set Point Separate heater & cooler/alarm logic relays Offset digitally programmable from front Configuration lockable by rear jumper Proportional/On-Off control user selectable User programmable hysterisis band Percentage on time settable to avoid overshoots and - [16 channel Temperature Logger for J/K/R/PT100 sensor with internal memory](https://www.countronics.com/product/16-channel-temperature-scanning-logger/): 16 Channel Microprocessor Based Temperature Scanner, linearised for PT100 & 3 T/Cs (J,K,R) with cold junction compensation. Logging of 3000 readings of all 16 channels Serial RS-232 output to download all logged values to PC. In built Real Time Clock with battery back-up. Manual/Auto Scanning selectable. Scan rate settable from front panel up to 99sec/channel. - [Wall mounted pH and ORP Controller with one control output for pH and one control output for ORP (Dual Display)](https://www.countronics.com/product/ph-and-orp-controller/): Simultaneous display of pH and ORP Simultaneous control of two pumps/valves 115/220 VAC (Internally selectable) Heavy Duty 10 Amp at 115VAC Relays This unique control system allows both pH and ORP to be controlled and monitored simultaneously. ORP measures the oxidation level in the water typically as a result of water treatment by Chlorine, Bromine, - [Battery Operated Digital Temperature Dial Gauge](https://www.countronics.com/product/battery-operated-digital-temperature-dial-gauge/): Battery Powered Continuous Display. Works Even in Case of Power Failure. ON/OFF Switch at the Back. Push to Display Switch in Front. - [Portable Temperature Indicator, (For K Thermocouple, 0-1200degC)](https://www.countronics.com/product/portable-battery-operated-digital-temperature-indicator/): Press to read for longer Battery Life. Rear Master ON/OFF Slide Switch with Front LED 'ON' Indicator. Operates on Easily Available Penlight Cells. Available for any Type of Thermocouple/RTD Single Instrument to Read Temperature with Various Installed Thermocouples. Available with Surface, Immersion Air Needle Thermocouples - [Panel Mounted Digital Temperature Indicator (factory set for PT100 (0-199.9DegC) or J/K (0-500/1200))](https://www.countronics.com/product/panel-mounted-digital-temperature-indicator/) - [Wall Mounted Temperature Indicator, (Cost includes cost of unit mounted PT100 temperature sensor)](https://www.countronics.com/product/wall-mounted-digital-temperature-indicator/): Suitable for Room Temperature. 25mm Display Height. Temperature visible from 10meters. Uses PT-100 RTD Sensor Sturdy/Sleek ABS Plastic Cabinet. Application in Computer Rooms, Dairy, Pharmaceutical, Food, Printing, Photography, Textiles & Processing Industries - [8 channel J/K/R/PT100/4-20mA Scanner, user settable](https://www.countronics.com/product/8-channel-auto-temperature-scanner/): Auto/ Manual Scanner., Scans 8 Channels Maximum. Displays Channel No. & Temperature. Scan Rate Adjustable. Sensor Open Indication. ABS Plastic Rugged Body. Panel Mounting. - [2 digit Cyclic Timer with pushwheels](https://www.countronics.com/product/2-digit-on-off-repeat-cycle-timer/): Quartz Crystal Base for 0.01% Accuracty/Repeat Accuracy. Ranges Covering 0.01 sec. to 9999 min. Resolution for 0.01, 0.1, 1 sec. OR 0.1, 1 Min. OR 0.1 Hr. Delayed On/ Delayed Off Process or Cascading Operation. Single/ Cyclic/ Sequence/ Cyclic-cum-Sequence Operation. Mains/Remote/Push Button Initiation. Blind/Digital Timers. Din Standard 96 x 48, 96 x 96 & 96 - [Programmable Timer](https://www.countronics.com/product/programmable-timer/): 4 different timing ranges of 99.99sec, 999.9sec, 99Mins59Secs, 99Hrs59Mins, Press to start/Power On start/Cyclic modes settable Delayed On/Off programmable by user from front panel Up/Down time counting user settable User settable starting On/Off time for cyclic mode Number of cycles settable for cyclic mode Non-volatile memory to save configuration and timing Configuration lockable by rear - [Digital Readout for Encoders (Single Axis) (with sensor supply)](https://www.countronics.com/product/digital-readout-indicator/): 6 digit bright 7 segment Red LED display for count display Scale factor user settable from 0.00001 to 9.99999 6 digit Preset value user settable Pulse multiplication technique used for counting improves resolution 4 times. Solid state memory to save user settings and count on power failure Program Lock to prevent tampering with settings Aesthetically - [Wall Mounted Humidity and Temperature Indicator using Dry/Wet PT-100 Sensors](https://www.countronics.com/product/wall-mounted-digital-temperature-humidity-indicator/): Direct display of Humidity & Temperature using the classical DRY/WET Electronic temperature Sensors No need of Look-Up table as the table is embedded in the micro-controller memory. Easy to calibrate & compare with Mercury in Glass thermometer systems. Sensors not contaminated by atmospheric gases etc. as the PT100 Sensors are sealed in steel tube. Large 1” RED 7 Segment displays gives - [16 channel temperature indicator with common alarm](https://www.countronics.com/product/16-channel-temperature-controller/): 16 Channel Microprocessor Based Temperature Scanner, linearised for PT100 & 3 T/Cs (J,K,R) with cold junction compensation. 16 separate monitor LEDs to indicate channel causing alarm Alarm scanning much faster than display scanning Manual/Auto Scanning selectable. Scan rate settable from front panel up to 99sec/channel. Number of channels user selectable. Configuration lock at rear to - [Panel Mounted Humidity and Temperature Controller with Dry/Wet sensor (4 relays for Heater/Cooler/Humidifier/ De-Humidifier)](https://www.countronics.com/product/digital-humidity-or-temperature-controller/): mP Based Direct Display of Temperature & Humidity. No Need for Lookup Tables. Employs Classical Dry & Wet Bulb RTD(PT-100) Sensors. Frequently Asked Questions — Model 7210 What is the 7210 humidity and temperature controller?The 7210 is a panel-mounted humidity and temperature controller using the classical dry/wet bulb PT100 sensor method. It simultaneously displays and - [4 Digit Preset Counter](https://www.countronics.com/product/4-digit-preset-counter/): Input signal suitable for Contact/Make break,Limit switch, Proximity sensor, Photo-electric switch, Infra-red Sensor, Rotary Encoder or any other sensor giving Pulse output. Preset Count settable by front pushwheels Auto/manual mode user selectable For Auto mode, delayed reset time user settable from 1-10sec CMOS/LSI design for high reliability and accuracy. No moving parts as in Electromechanical Counters. Special de-bounce - [Digital Readout for Encoders with dual set limits](https://www.countronics.com/product/digital-readout-controller/): 6 digit bright 7 segment Red LED display for count display Scale factor user settable from 0.00001 to 9.99999 Two individual set points, one high one low for control action 6 digit Preset value user settable Pulse multiplication technique used for counting improves resolution 4 times. Solid state memory to save user settings and count - [Humidity and Temperature Logger using USB Pen Drive output](https://www.countronics.com/product/humidity-and-temperature-logger-using-usb-flash-pe/): Data saved directly on USB Pen drive in an MS Excel compatible file Separate displays for humidity and temperature Capacitive sensor (Dry/Wet available on request) for humidity and PT100 sensor for temperature Rate of logging settable by user in Mins:Secs Internal Real Time Clock with battery backup for saving values along with Date and Time - [8 channel J/K/R/PT100/4-20mA Scanner with High and Low Alarms and Modbus output](https://www.countronics.com/product/8-channel-universal-scanner-logger-6308uc/): MODBUS-RTU output of all channels Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors 4-20mA input with Low, High and resolution individually settable for each channel Independent High and Low Set Limits for each channel with independent LED indications for each channel Common High and Low Relays for alarm Auto cold junction compensation for - [Portable Dual Contact/Non-Contact Tachometer](https://www.countronics.com/product/portable-digital-tachometer-contact-non-contact/) - [Portable Non-Contact Tachometer](https://www.countronics.com/product/portable-digital-tachometer-non-contact-photo-re/): Wide Measurement range from 15 RPM to 75,000 RPM. The last measured value is automatically stored in memory when the ‘measure’ button is released. Bright Red LED display with leading zero blanking gives the exact RPM. The battery consumption is very low. In Non-measure mode i.e. the measure button is released (memory ON), the battery - [Programmable Process Indicator (4-20mA input only ) with 0.56" display](https://www.countronics.com/product/process-controller-2600m/): Microprocessor based precision indicator Input for 4-20mA programmable from Tx for Pressure, Humidity, pH, Temperature etc. Span, Zero and resolution user programmable Display user programmable from -1999 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Offset separately programmed from front Configuration lockable by rear jumper Excitation voltage for loop Transmitter Touch type membrane keys - [Programmable Process Controller (Input: 4-20mA only)](https://www.countronics.com/product/process-controller-2602m/): Microprocessor based precision controller Input for 4-20mA from Tx for Pressure, Humidity, pH, Temperature etc Display user programmable from 0 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Decimal user settable Separate heater & cooler logic relays Hysterisis of relay control settable Offset separately programmed from front Configuration lockable by rear jumper Excitation voltage - [Panel Mounted Tachometer with Proximity sensor (48x96mm or 96x96mm)](https://www.countronics.com/product/panel-mounted-tachometer-non-contact-using-a-pro/): Wide Measurement range from 15 RPM to 75,000 RPM. Available in both 48×96 and 96x96mm front High brightness LED display with leading zero blanking gives the exact RPM. This tachometer uses an advanced Micro Computer LSI Circuit with Quartz Crystal time base to give high accuracy and fast measurement. The use of a durable, strong - [Panel Mounted Tachometer with Scale Factor](https://www.countronics.com/product/digital-tachometer-with-adjustable-multiplier/): 6 digit bright 7 segment display for RPM Scale factor settable from 0.001 to 999.999 RPM with resolution from 0.001 RPM to 1 RPM Suitable for use with proximity sensor. Can be modified for electromagnetic sensor. Rear Scale Factor lock to prevent tampering with scale factor Aesthetically designed front panel with touch type membrane switches - [2 set limit Tachometer with Proximity Sensor](https://www.countronics.com/product/digital-tachometer-with-2-alarm-limits/): 4 digit bright 7 segment display for RPM Scale factor settable for different rotors with different number of keyways/teeth Two separate alarm outputs user settable Suitable for use with electromagnetic sensor. Can be modified for proximity sensor. Front panel LED indication for signal status Rear configuration lock to prevent tampering with configuration Aesthetically designed front - [Universal Process controller with 4-20mA output](https://www.countronics.com/product/process-controller-model-ct-sv8/): Large 4 Digit 0.8” 7 Segment LEDs for Process Value. Separate 0.36” Green Display for Set Value PT100 (RTD) sensor & 5 types of common thermocouples with Auto cold junction compensation Input for 4-20mA / 0-20mA / 1-5V / 0-5V/ 0-10V from Tx for Pressure, Humidity, pH, Temperature etc. Display user programmable from -1999 to - [Portable Digital Tachometer](https://www.countronics.com/product/portable-digital-tachometer/): This Digital Tachometer is a rugged, reliable and accurate instrument to measure rotational and surface speeds. LSI circuits used offer high reliability. Rotational and Surface speeds displayed by seven segment Light Emitting Diodes (LEDs) can be read in varied ambient light conditions. This equipment housed in a compact attractive plastic moulded casing comfortably fits into - [Portable Contact Tachometer](https://www.countronics.com/product/portable-digital-tachometer-contact-with-range-0-2500/): Range: 0-25,000 RPM Resolution : 10 RPM on 25,000 RPM Range and 1 RPM on 10,000 RPM Range. The Range Switch to select 10,000/25,000 RPM is located at the rear of the instrument. - [6 Digit Ampere Hour Meter with separate display for current and dual time relays for automation](https://www.countronics.com/product/ampere-hour-meter-with-dual-time-relays/): This micro-controller based programmable Amp-Hour Meter is designed to integrate and display DC current flowing respect to time. It becomes a measure of the total current energy. It allows user calibration for any shunt up to 9999 Amps for 75mV It can be used for Ampere-Hours or Ampere-minutes. The meter has separate displays for current - [6 Digit Programmable Counter, with Single set limit, (Size: 48x96mm)](https://www.countronics.com/product/programmable-digital-counter-model-256p/): 6 Digit Preset Counter with 0.56” bright red display Single set with relay output Programmable Multiplying factor Settable Time delay with auto-reset facilities Resolution settable from front panel Normal/Auto-Reset with Time setting Non-Volatile memory to hold settings and counts - [4 Digit Ampere Hour Meter with single time relay](https://www.countronics.com/product/programmable-ampere-hour-meter/): Shunt calibration programmable up to 9999 for 75mV Ampere-Hour/Minute selectable Ampere-Hour stored on power failure Time relay with on time settable in Mins:Secs Rear calibration lock to prevent tampering with shunt settings Aesthetically designed front panel with membrane switches - [Programmable Amp-Hour Meter with 6 Digit Display, Integrator, current indication, alarm setting & programmable shunt calibration](https://www.countronics.com/product/programmable-amp-hour-meter/): Current Integrated Display 4 DIG AMP-HOUR (Selectable: AH , 0.1 AH, AMin & 0.1 AMin) Presetable Limit for Amp-Hour with Relay Out, 6 Digit Totalizer AH Stored in EEPROM & Front Resettable Displays Current in Amps Lockable Scale Factor -CAL- for Various Shunts Signal Input in mV from Current Shunt of 75mV/Amp Application in Constant - [Online TDS Controller with 2 set limits and 4-20mA output](https://www.countronics.com/product/tds-controller-model-160-tds/): Auto/Manual temperature compensation selectable Cell Factor selectable for both 1.0 and 0.1 Digital calibration for TDS Auto Temp Compensation using PT100 sensor Dual set limit with separate relay outputs Settable hysteresis for both set limits Bright Red LED display with separate display for set limit-1 Aesthetically designed front panel with membrane switches and ABS cabinet - [Online Conductivity Controller with 2 set limits and 4-20mA output](https://www.countronics.com/product/conductivity-tds-controller-model-160-cond/): Auto/Manual temperature compensation selectable Conductivity and TDS selectable from front panel Cell Factor selectable for both 1.0 and 0.1 4 Step Range selection 0.1µs to 199.9ms for conductivity Digital calibration for Conductivity/TDS Auto Temp Compensation using PT100 sensor Dual set limit with separate relay outputs Settable hysteresis for both set limits Bright Red LED display - [6 Digit Ampere Hour Meter with separate displays for voltage and current](https://www.countronics.com/product/programmable-amp-hr-meter/): Ideal for ensuring electroplating thickness by presetting AMP-HOUR Useful for checking Amp-Hour of rechargeable batteries using voltage limit Separate displays for Voltage, Current and Amp-Hour Programmable for AH/0.1AH/Amin/0.1AMin Usable with any shunt by setting ‘Calibration’ for Amp-75mV Calibration factor lockable from rear 4 Digit Amp-Hour and 6 Digit cumulative Amp-Hour display Attractive front panel membrane - [Ampere hour meter with separate 4 digit display for current and 6 digit display for Ampere Hour](https://www.countronics.com/product/programmable-amp-hour-meter-model-810ah/): Maintaining a preset constant thickness in Electroplating irrespective of fluctuations in voltage, current etc., since the plating thickness is proportional to the integrated current Checking the A-H of a charged 12V battery Displaying high Direct Current using a shunt calibrated for 75mV - [Ampere Hour Meter with separate 4 digit displays for charging AH and discharging AH](https://www.countronics.com/product/ampere-hour-meter-with-charge-discharge/): Separate 4 displays for Charging and Discharging ampere-hours Auto recognition of charge/discharge current Shunt calibration programmable up to 9999 for 75mV Ampere-Hour counters stored on power failure Settable limit for Discharge Ampere-Hours Ampere Hour/Ampere Minute user selectable Rear calibration lock to prevent tampering with settings Aesthetically designed front panel with membrane switches - [Automatic Infrared Non-Contact Temperature Indicator](https://www.countronics.com/product/automatic-infrared-non-contact-temperature-indicator/): Operator independent. Detects presence of human automatically and displays temperature Periodic auto-calibration feature for accurate readings Non-contact operation from 2mm to 20mm distance Wall (key holes at rear) or stand mountable (bolts available at bottom) Flexible temperature sensor mount for camera (CCTV) to be used to capture face image as well as temperature display and - [6 Digit Preset Counter](https://www.countronics.com/product/6-digit-preset-counter/): Input signal suitable for Contact/Make break, Limit switch, Proximity sensor, Photo-electric switch, Infra-red Sensor, Rotary Encoder or any other sensor giving Pulse output. Preset Count settable by front pushwheels Auto/manual mode user selectable For Auto mode, delayed reset time user settable from 1-10sec CMOS/LSI design for high reliability and accuracy. No moving parts as in - [Online pH Indicator with Isolated 4-20mA Transmitter output](https://www.countronics.com/product/ph-indicator-with-isolated-transmitter-model-122ph/): Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Isolated 4-20mA transmitter output for logging, remote display etc. Digital calibration for pH-7 and pH-4 Slim enclosure of only 50mm depth Frequently Asked Questions — Model 122pH What is the 122pH pH indicator?The 122pH - [6 digit Programmable Counter with 2 set limits, (Size: 72x72mm)](https://www.countronics.com/product/programmable-digital-counter/): 6 Digit Preset Counter Dual Limits settable with dual relay output Programmable Scale Factor of 0.001 to 999.999 Pre-settable Batch Counter Cumulative 6 Digit Counter Up/Down Counting Selectable Normal/Auto-Reset with Time Setting Non-Volatile memory to hold settings and counts Program configuration lock at rear External Setting for Slow/Fast for noiseless operation - [Online pH Indicator](https://www.countronics.com/product/ph-indicator-model-121ph/): Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Digital calibration for pH-7 and pH-4 Slim enclosure of only 40mm depth Frequently Asked Questions — Model 121pH What is the 121pH pH indicator?The 121pH is an online panel-mounted pH indicator by Countronics with - [Humidity and Temperature Controller with Honeywell make capacitive sensor and 4 SSR outputs for Heater/Cooler/Humidifier/De-Humidifier](https://www.countronics.com/product/humidity-digital-temperature-controller-model-7214/): Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature 4 separate Limits and Solid State Relay (SSR) outputs for Heater, Cooler, Humidifier and De-Humidifier. Proportional (PWM) SSR outputs for Heater and Humidifier with user settable Percentage Power On/Off SSR outputs for Cooler and De-Humidifier with user settable Hysterisis - [6 Digit Counter without Preset Limit (Event Counter)](https://www.countronics.com/product/6-digit-counter-without-preset-limit-event-counter/) - [4 Digit Programmable Timer,(Dual Display)](https://www.countronics.com/product/microprocessor-based-timer-model-1050d/): 6 different timing ranges of 99.99sec, 999.9sec, 9999sec, 99Mins59Secs, 9999Mins, 99Hrs59Mins Press to start/Power On start/Cyclic modes settable Delayed On/Off programmable by user from front panel Up/Down time counting user settable User settable starting On/Off time for cyclic mode Number of cycles settable for cyclic mode Non-volatile memory to save configuration and timing Configuration lockable - [4 Digit Programmable Counter,(Dual Display)](https://www.countronics.com/product/programmable-digital-counter-model-254d/): 4 Digit Preset Counter with separate displays for Count and Set Limit Large 0.8” display for count, 0.56” Programmable Multiplying and dividing factor. Pre-settable Batch Counter Up/Down Counting Selectable Normal/Auto-Reset with Time setting Non-Volatile memory to hold settings and counts Password for Program configuration lock - [4 Digit Counter without Preset Limit (Event Counter)](https://www.countronics.com/product/4-digit-counter-without-preset-limit-event-counter/): CMOS/LSI Design For High Reliability & Accuracy. Auto & Single Cycle Operation. Counting by Contact, Pulse, Proximity & Photo Sensor Input. 12V/50 mA DC Output for Proximity Detector/Photo Sensor. Built-in Ni-Cd, Rechargeable Battery Backup if required. - [10 channel Sequential Timer](https://www.countronics.com/product/10-channel-sequential-timer/): 10 output sequentially programmable timer Each channel has On time & Off time individually settable Separate LEDs to indicate current active channel Time settable from 0.01 seconds to 99.59Hours Individual timing range for each channel Single cycle or cyclic operation selectable Remote start of operation selectable via external contact Provision for skipping of undesired channels - [Portable mA Source (0-19.99mA), source/measure](https://www.countronics.com/product/portable-battery-operated-ma-source-or-measure-calibrator/): Source as well as measure facility. Battery Operated with commonly available 4 ‘pencil cells’ Ergonomic design to make it easy to handle LED indication for Battery Low Press to read system to enhance battery life - [Universal Programmable Process indicator](https://www.countronics.com/product/universal-programmable-process-indicator/): Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) and 4-20mA with Auto cold junction compensation Input for 4-20mA programmable from Tx for Pressure, Humidity, pH, Temperature etc. Span, Zero and resolution user programmable for 4-20mA input Large 4” height bright Red LED Displays for long distance viewing Offset digitally programmable from front - [Panel Mounted Humidity and Temperature Indicator with dry/wet sensor](https://www.countronics.com/product/digital-humidity-or-temperature-indicator/): Direct display of Humidity & Temperature using the classical DRY/WET Electronic temperature Sensors No need of Look-Up table as the table is embedded in the micro-controller memor. Easy to calibrate & compare with Mercury in Glass thermometer systems Sensors not contaminated by atmospheric gases etc. as the PT100 Sensors are sealed in steel tube. LED - [2 Digit Digital Timer with LED Display & Thumb Wheel](https://www.countronics.com/product/2-digit-digital-timer-with-led-display-thumb-wheel/) - [3 Digit Digital Timer with LED Display & Thumb Wheel](https://www.countronics.com/product/3-digit-digital-timer-with-led-display-thumb-wheel/) - [4 Digit Digital Timer with LED Display & Thumb Wheel](https://www.countronics.com/product/4-digit-digital-timer-with-led-display-thumb-wheel/) - [Portable Battery Operated Calibrator mV Source Mea](https://www.countronics.com/product/portable-battery-operated-calibrator-mv-source-mea/): Source as well as measure facility. Battery Operated, easy to carry. # # Detailed Content ## Pages - Published: 2026-06-28 - Modified: 2026-06-28 - URL: https://www.countronics.com/resources/technical-articles/pt100-vs-thermocouple/ - Published: 2026-06-28 - Modified: 2026-06-28 - URL: https://www.countronics.com/resources/technical-articles/types-of-thermocouples/ - Published: 2026-06-28 - Modified: 2026-06-28 - URL: https://www.countronics.com/resources/technical-articles/what-is-4-20ma-signal/ - Published: 2026-06-28 - Modified: 2026-06-28 - URL: https://www.countronics.com/resources/technical-articles/how-ph-measurement-works/ - Published: 2026-06-28 - Modified: 2026-06-28 - URL: https://www.countronics.com/resources/technical-articles/conductivity-vs-tds/ - Published: 2026-06-19 - Modified: 2026-07-18 - URL: https://www.countronics.com/resources/technical-articles/ - Published: 2026-06-19 - Modified: 2026-06-19 - URL: https://www.countronics.com/resources/technical-articles/what-is-an-ampere-hour-meter/ - Published: 2026-06-19 - Modified: 2026-06-19 - URL: https://www.countronics.com/resources/technical-articles/what-is-a-temperature-data-logger/ - Published: 2026-06-19 - Modified: 2026-06-19 - URL: https://www.countronics.com/resources/technical-articles/what-is-a-ph-controller/ - Published: 2026-06-19 - Modified: 2026-06-19 - URL: https://www.countronics.com/resources/technical-articles/what-is-a-conductivity-meter/ - Published: 2026-06-19 - Modified: 2026-06-19 - URL: https://www.countronics.com/resources/technical-articles/what-is-orp/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/etp-stp-monitoring/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/pharmaceutical-industry/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/cold-storage-and-food-industry/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/hvac-and-building-management/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/heat-treatment-and-furnaces/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/water-treatment/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/electroplating-industry/ - Published: 2026-06-13 - Modified: 2026-06-17 - URL: https://www.countronics.com/applications/battery-testing/ > Product Category Product Name Model No. Catalogue PROCESS INDICATORS / CONTROLLERS Programmable Process Indicator (4-20mA input only) with 0.56" display 2600M View Programmable Process Controller (Input: 4-20mA only) 2602M View Universal Process Controller with 4-20mA output CT-SV8 View Universal Temperature Indicator (J/K/R/PT100 input) with 4" display height 2604 View Universal Programmable Process Indicator (J/K/R/PT100/4-20mA input) - Published: 2026-02-24 - Modified: 2026-03-20 - URL: https://www.countronics.com/client-area/ > Thankyou for your message. It has been sent - Published: 2026-02-05 - Modified: 2026-02-05 - URL: https://www.countronics.com/thank-you/ > At Countronics, we manufacture and supply electronic measuring instruments and industrial products. We value our customers and strive to ensure satisfaction with every purchase. Please read our Return & Refund Policy carefully. 1. Eligibility for Returns Returns are accepted only under the following conditions: The product received is defective, damaged during transit, or incorrectly supplied - Published: 2026-02-02 - Modified: 2026-04-21 - URL: https://www.countronics.com/refund_returns/ > Countronics manufactures pH controllers, ampere hour meters, temperature data loggers, humidity controllers and conductivity meters. ISO 9001:2015 certified manufacturer since 1978. Direct factory pricing, pan-India delivery. - Published: 2026-01-23 - Modified: 2026-06-19 - URL: https://www.countronics.com/ - Published: 2026-01-23 - Modified: 2026-02-18 - URL: https://www.countronics.com/blog/ - Published: 2026-01-23 - Modified: 2026-07-21 - URL: https://www.countronics.com/contact/ - Published: 2026-01-23 - Modified: 2026-01-23 - URL: https://www.countronics.com/services/ - Published: 2026-01-23 - Modified: 2026-06-11 - URL: https://www.countronics.com/faq/ > Last Updated: June 2026 | Applicable to: www.countronics.com | Jurisdiction: Ghaziabad, Uttar Pradesh, India Please read these Terms and Conditions carefully before placing an order or using the website of Countronics. By accessing our website or placing an order, you agree to be bound by these terms. If you do not agree, please do not - Published: 2026-01-23 - Modified: 2026-06-13 - URL: https://www.countronics.com/terms-condition/ > How To Get Support? Dear customers, future customers and Friends! This support interface has all the tools we need to listen to your ideas and help you with your problems. Just choose your Department and write your questions or problems. We love feedback and satisfied customers. We promise that you will get answer for your - Published: 2026-01-23 - Modified: 2026-01-23 - URL: https://www.countronics.com/support/ - Published: 2026-01-23 - Modified: 2026-06-13 - URL: https://www.countronics.com/about/ - Published: 2026-01-23 - Modified: 2026-01-23 - URL: https://www.countronics.com/404-2/ > Last Updated: June 2026 | Applies to: www.countronics.com | Company: Countronics, Ghaziabad, India Countronics respects your privacy and is committed to protecting the personal information you share with us. This Privacy Policy explains what information we collect, how we use it, and what rights you have regarding your data when you visit our website or - Published: 2026-01-20 - Modified: 2026-06-13 - URL: https://www.countronics.com/privacy-policy/ ## Products > Data saved directly on USB Pen drive in an MS Excel compatible file, Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable. Auto/Manual mode of scanning selectable Rate of logging settable by user in Mins:Secs Digital offset - Published: 2026-03-27 - Modified: 2026-06-13 - URL: https://www.countronics.com/product/8-channel-temperature-logger-for-usb-pen-drive/ - SKU: CT708 - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Temperature, Temperature logger > Sample Area digitally settable Stress at Peak load calculated & displayed Peak/Normal mode selectable Buzzer alarm for peak detection in Peak Mode Relay output for load limit detection Digital tare provided Non-volatile memory for saving configuration RS-232 serial output for logging on PC Configuration lock at rear to prevent tampering Aesthetically designed front panel with - Published: 2026-03-26 - Modified: 2026-05-02 - URL: https://www.countronics.com/product/peak-load-indicator-for-ctms-with-rs-232-output-and-data-logging-software-one-way-operation-in-lcd-display-without-sensor/ - SKU: CT902 - Price: 90.00 INR - Product type: simple - Product categories: Peak Load > Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Independent 2 Set Point controller with separate relays for each set limit Digital calibration for pH-7 and pH-4 Slim enclosure of only 50mm depth For More Information View Catalogue. Frequently Asked Questions — Model - Published: 2026-03-26 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/ph-controller-model-112ph/ - SKU: 112pH - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature Separate Limits and Relays for Temperature and Humidity with selection between Heater/Cooler and Humidifier/De-Humidifier On/Off type outputs with user settable Hysterisis Digital Offset control for Temperature and Humidity Capacitive sensor offering ease of use Non-Volatile memory to hold settings - Published: 2026-03-26 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/humidity-temperature-controller-model-7217/ - SKU: 7217 - Price: 68.00 INR - Product type: simple - Product categories: Temperature & Humidity > Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4 line alphanumeric LCD display with backlight for user friendly displays Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable from 1-16. Auto/Manual mode - Published: 2026-03-26 - Modified: 2026-06-13 - URL: https://www.countronics.com/product/16-channel-data-logger-data-acquisition-systems-with-direct-usb-pen-drive/ - SKU: CT716 - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers > Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature Digital Offset control for Temperature and Humidity Capacitive sensor offering ease of use Non-Volatile memory to hold settings and counts - Published: 2026-03-24 - Modified: 2026-03-24 - URL: https://www.countronics.com/product/panel-mounted-humidity-and-temperature-indicator-with-capacitive-sensor/ - SKU: 7100D-CAP - Price: 90.00 INR - Product type: simple - Product categories: Humidity Indicators, Temperature & Humidity > Large alphanumeric LCD display with backlight Pace Rate display in KN/sec Sample Area digitally settable Stress at Peak load calculated & displayed Auto incrementing Sample Number Peak/Normal mode selectable Buzzer alarm for peak detection in Peak Mode, Relay output for load limit detection Real Time Clock setting with battery backup Digital tare provided Non-volatile memory - Published: 2026-02-02 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/peak-load-logger-indicator-2/ - SKU: 6308-1 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Scanners > Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4-20mA input with Low, High and resolution individually settable for each channel. 4 line alphanumeric LCD display with backlight for user friendly displays Auto cold junction compensation for thermocouples and 3 wire - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/16-channel-universal-data-logger/ - SKU: CT716U - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers > Data saved directly on USB Pen drive in an MS Excel compatible file Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Rate of logging settable by user in Mins:Secs Digital offset user settable Heat/Cool mode for control action user settable Set - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/universal-digital-temperature-controller-logger/ - SKU: CT701C - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Temperature Controller > Data saved directly on USB Pen drive in an MS Excel compatible file Separate displays for Current and Clock Rate of logging settable by user in Mins:Secs Logging threshold user settable beyond which logging is enabled Internal Real Time Clock with battery backup for saving values along with Date and Time No need of any - Published: 2026-01-31 - Modified: 2026-02-16 - URL: https://www.countronics.com/product/strip-chart-recorder-for-ac-current/ - SKU: CT700-AC - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Temperature Controller > A clean room monitor is a device or system designed to monitor and maintain specific environmental conditions within a clean room or controlled environment. Clean rooms are used in various industries, such as semiconductor manufacturing, pharmaceuticals, biotechnology, and aerospace, where even tiny particles or contaminants can negatively impact the production process or quality of products. - Published: 2026-01-31 - Modified: 2026-04-23 - URL: https://www.countronics.com/product/clean-room-monitor/ - SKU: 7100-CRM - Price: 68.00 INR - Product type: simple - Product categories: Clean Room Monitor, Humidity Indicators, Temperature & Humidity > Data saved directly on USB Pen drive in an MS Excel compatible file/li> Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors. 4-20mA input with Low, High and resolution individually settable for each channel. Auto cold junction compensation for thermocouples and 3 wire input for PT100 Number of usable channels selectable. Auto/Manual mode of - Published: 2026-01-31 - Modified: 2026-05-02 - URL: https://www.countronics.com/product/8-channel-universal-data-logger-with-usb-pen-driv/ - SKU: CT708U - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Temperature Controller > Separate displays for load indication and displacement Range for load indication corresponding to 4-20mA input digitally settable from front panel Calibration of displacement for different rotary encoders Peak/Normal mode selectable Up to 9 peaks can be recorded and recalled for Load and Displacement Buzzer annunciation at Peak Relay output for cut-off protection for load, displacement - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/peak-load-and-displacement-recording-indicator/ - SKU: CT904 - Price: 68.00 INR - Product type: simple - Product categories: Peak Load > Precision indication of conductivity Automatic Temperature Compensation @2%/˚C using PT-100 Front panel 5 range selector from 199.9ms to 19.99μs Cell factor selectable, 1.0 OR 0.1 with front panel calibration facility Reads T.D.S. in ppm Front panel ‘touch type’ membrane switches to select Range, cell factor and T.D.S. Bright RED LED display Frequently Asked Questions — Model 5500 What is - Published: 2026-01-31 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/digital-conductivity-cum-tds-indicator/ - SKU: 5500 - Price: 68.00 INR - Product type: simple - Product categories: Conductivity > Range for load indication corresponding to 4-20mA input digitally settable from front panel Peak/Normal mode selectable Up to 9 peaks can be recorded and recalled Buzzer annunciation at Peak Relay output for load limit detection with limit digitally settable Digital tare provided to remove initial error Non-volatile memory for saving configuration Configuration lock at rear - Published: 2026-01-31 - Modified: 2026-03-17 - URL: https://www.countronics.com/product/peak-load-recording-indicator/ - SKU: CT901 - Price: 68.00 INR - Product type: simple - Product categories: Peak Load > Precision indication of conductivity Automatic Temperature Compensation 4 Step Range selection 0.1μs to 199.9ms 2 independent Set Points with High and Low logics for on-line control Front Panel ‘touch type’ membrane switch to read the limits set Voltage corresponding to Conductivity available for external recorder ‘Cell Adjust’ on front panel for calibration. - Published: 2026-01-31 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/2-set-point-digital-conductivity-controller/ - SKU: 7100-CRM-1 - Price: 68.00 INR - Product type: simple - Product categories: Conductivity > 4 digit display for Flow Rate 6 digit display for integrated flow values Compatible with both Analog and Pulse output sensors Flow rate settable in Per Min OR Per Hour Multiplier programmable with resolution ranging from 0.001 to 0.00001 Linear or square root function selectable Input frequency from 10 pulses/min to 60,000 pulses/min Span programmable - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/peak-load-logger-indicator/ - SKU: 2502A - Price: 68.00 INR - Product type: simple - Product categories: Flow > Precision indication of conductivity in 4-20mA output Automatic Temperature Compensation @2%/˚C using PT-100 Range can be provided from 19.99 µs to 199.9mS (Factory Set) Aesthetically designed weather-proof cabinet - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/conductivity-transmitter/ - SKU: 1004-COND - Price: 68.00 INR - Product type: simple - Product categories: Conductivity > Accurate pH display with 0.01pH resolution Auto buffer recognition with 2-point calibration for pH Auto/Manual temperature compensation selectable for both pH and Conductivity 4 Step Range selection 0.1µs to 199.9ms for conductivity Cell Factor selectable for both 1.0 and 0.1 Digital calibration for conductivity Auto Temp Compensation using PT100 sensor One touch switching between conductivity - Published: 2026-01-31 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/ph-orp-conductivity-tds-indicator/ - SKU: 5501 - Price: 68.00 INR - Product type: simple - Product categories: Conductivity, pH/ORP > 4 digit display for Flow Rate with resolution from 0.001 to 1 6 digit totaliser for integrated flow values with resolution setting from 1 to 0.001 Multiplier programmable with resolution ranging from 0.001 to 0.00001 Input frequency range from 10 pulses/min to 50,000 pulses/min Totalized flow saved in memory on power failure Rear panel configuration - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/digital-flow-rate-indicator-and-totalizer-2/ - SKU: 2502 - Price: 68.00 INR - Product type: simple - Product categories: Flow > Source mV corresponding to important fixed points for J,K,R &S Thermocouples and Ohms for PT-100. Works on built-in Ni-Cad chargeable batteries as well as on 220V AC. - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/battery-mains-operated-fixed-point-temp-calibrator/ - SKU: 6030- MINI CAL - Price: 68.00 INR - Product type: simple - Product categories: Calibrator > mP based. Accurate tesing and calibration for thermocouples, voltage/current based equipments like indicators, controllers, recorders etc. Capable of measuring the output of thermocouples or simulating thermocouples types J, K, T, E, R, S & B (ANSI standard). Measures/Simulates mV AND mA (200 mV/20 mA). Direct display of Simulated values in °C or °F (0.1° Resolution). - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/mp-based-universal-calibrator/ - SKU: 6000 - Price: 68.00 INR - Product type: simple - Product categories: Calibrator > Source as well as measure facility. Battery Operated, easy to carry. - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/portable-battery-operated-mv-source-or-measure-calibrator/ - SKU: 6050V - Price: 68.00 INR - Product type: simple - Product categories: Calibrator > Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Large 4” height bright Red LED Displays for long distance viewing Offset digitally programmable from front Configuration lockable by jumper on terminals Non-volatile memory to save settings Aesthetically designed front panel - Published: 2026-01-31 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/universal-temperature-indicator/ - Price: 68.00 INR - Product type: simple - Product categories: Process Controller > Microprocessor based precision controller Linearised for 7 types of common thermocouples & PT100 Temperature sensor with Auto cold junction compensation Input for 4-20mA / 0-20mA / 1-5V / 0-5V from Tx for Pressure, Humidity, pH, Temperature etc. Display user programmable from 0 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Decimal user settable Separate - Published: 2026-01-31 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/universal-process-controller/ - SKU: 2602 - Price: 68.00 INR - Product type: simple - Product categories: Process Controller > 7100-02 is a Lab Model - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/wall-mounted-lab-model-table-top-ph-mv-temp-indica/ - SKU: 7100-02 - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Same as the Model 100pH without the Alarm Limits. - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/dual-limits-ph-controller-with-iso-4-20ma-tx-output/ - SKU: 110ph - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Microprocessor based controller, K thermocouple with Auto cold junction compensation Separate displays for Temperature and Timing Heater relay output to control temperature Soak Time settable from 1-999mins and activated after set temperature is reached Alarm relay output to indicate end of soak time and any intermediate heater failure Current status of soak timing saved on - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/digital-temperature-controller-with-soak-timer/ - SKU: 6653K - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Controller > Easy to Service Accepts Thermocouples and RTD Inputs Thermocouple Break Protection Auto Tracking Cold Junction Compensation - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/digital-temperature-controller/ - SKU: 6215 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Controller > Accurate ORP display with calibration facility on front panel. Independent 2 Set Point controller with separate relays for Oxidation and Reduction Isolated Tx. 4-20mA output for remote monitoring or recording. Consent contact input to enable/disable the control outputs Bright Red LED display for clear viewing - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/dual-limits-orp-controller-with-isolated-tx-4-20ma-output/ - SKU: 110-ORP - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Separate displays for Temperature and Set Point Separate heater & cooler/alarm logic relays Offset digitally programmable from front Configuration lockable by rear jumper Proportional/On-Off control user selectable User programmable hysterisis band Percentage on time settable to avoid overshoots and - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/universal-digital-temperature-controller-with-dual-limits/ - SKU: 6652 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Controller > Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Auto/Manual tuning selectable PID/On-Off control user selectable Separate displays for Temperature and Set Point Output selectable as Heater/Cooler logic in On/off mode Relay/SSR output selectable Offset digitally programmable from front Configuration lockable by rear jumper User programmable hysterisis band - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/pid-controller/ - SKU: 6600 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Controller > Accurate ORP display with calibration facility on front panel One set limit and other window alarm alarm limit with separate relays for Oxidation and alarms Isolated Tx. 4-20mA output for remote monitoring or recording. Consent contact input to enable/disable the control outputs LCD display for low voltage consumption - Published: 2026-01-31 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/single-set-with-band-type-%c2%b1-alarm-orp-controller/ - SKU: 150-ORP - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) with Auto cold junction compensation Separate displays for Temperature and Set Point Separate heater & cooler/alarm logic relays Offset digitally programmable from front Configuration lockable by rear jumper Proportional/On-Off control user selectable User programmable hysterisis band Percentage on time settable to avoid overshoots and - Published: 2026-01-31 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/universal-temperature-controller/ - SKU: 6615 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Controller > 16 Channel Microprocessor Based Temperature Scanner, linearised for PT100 & 3 T/Cs (J,K,R) with cold junction compensation. Logging of 3000 readings of all 16 channels Serial RS-232 output to download all logged values to PC. In built Real Time Clock with battery back-up. Manual/Auto Scanning selectable. Scan rate settable from front panel up to 99sec/channel. - Published: 2026-01-31 - Modified: 2026-03-20 - URL: https://www.countronics.com/product/16-channel-temperature-scanning-logger/ - SKU: 6316L - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Temperature, Temperature logger > Simultaneous display of pH and ORP Simultaneous control of two pumps/valves 115/220 VAC (Internally selectable) Heavy Duty 10 Amp at 115VAC Relays This unique control system allows both pH and ORP to be controlled and monitored simultaneously. ORP measures the oxidation level in the water typically as a result of water treatment by Chlorine, Bromine, - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/ph-and-orp-controller/ - SKU: 7215-01 - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Battery Powered Continuous Display. Works Even in Case of Power Failure. ON/OFF Switch at the Back. Push to Display Switch in Front. - Published: 2026-01-31 - Modified: 2026-02-16 - URL: https://www.countronics.com/product/battery-operated-digital-temperature-dial-gauge/ - SKU: 6001 - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Indicator > Press to read for longer Battery Life. Rear Master ON/OFF Slide Switch with Front LED 'ON' Indicator. Operates on Easily Available Penlight Cells. Available for any Type of Thermocouple/RTD Single Instrument to Read Temperature with Various Installed Thermocouples. Available with Surface, Immersion Air Needle Thermocouples - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/portable-battery-operated-digital-temperature-indicator/ - SKU: 6160K - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Indicator > Suitable for Room Temperature. 25mm Display Height. Temperature visible from 10meters. Uses PT-100 RTD Sensor Sturdy/Sleek ABS Plastic Cabinet. Application in Computer Rooms, Dairy, Pharmaceutical, Food, Printing, Photography, Textiles & Processing Industries - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/wall-mounted-digital-temperature-indicator/ - SKU: 6100W - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Indicator > Auto/ Manual Scanner., Scans 8 Channels Maximum. Displays Channel No. & Temperature. Scan Rate Adjustable. Sensor Open Indication. ABS Plastic Rugged Body. Panel Mounting. - Published: 2026-01-31 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/8-channel-auto-temperature-scanner/ - SKU: 6308U - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Scanners > Quartz Crystal Base for 0.01% Accuracty/Repeat Accuracy. Ranges Covering 0.01 sec. to 9999 min. Resolution for 0.01, 0.1, 1 sec. OR 0.1, 1 Min. OR 0.1 Hr. Delayed On/ Delayed Off Process or Cascading Operation. Single/ Cyclic/ Sequence/ Cyclic-cum-Sequence Operation. Mains/Remote/Push Button Initiation. Blind/Digital Timers. Din Standard 96 x 48, 96 x 96 & 96 - Published: 2026-01-30 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/2-digit-on-off-repeat-cycle-timer/ - SKU: 1072 - Price: 68.00 INR - Product type: simple - Product categories: Cyclic Timers, Timers > 4 different timing ranges of 99.99sec, 999.9sec, 99Mins59Secs, 99Hrs59Mins, Press to start/Power On start/Cyclic modes settable Delayed On/Off programmable by user from front panel Up/Down time counting user settable User settable starting On/Off time for cyclic mode Number of cycles settable for cyclic mode Non-volatile memory to save configuration and timing Configuration lockable by rear - Published: 2026-01-30 - Modified: 2026-04-23 - URL: https://www.countronics.com/product/programmable-timer/ - SKU: 1050 - Price: 68.00 INR - Product type: simple - Product categories: Timers > 6 digit bright 7 segment Red LED display for count display Scale factor user settable from 0.00001 to 9.99999 6 digit Preset value user settable Pulse multiplication technique used for counting improves resolution 4 times. Solid state memory to save user settings and count on power failure Program Lock to prevent tampering with settings Aesthetically - Published: 2026-01-30 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/digital-readout-indicator/ - SKU: CT800 - Price: 68.00 INR - Product type: simple - Product categories: ReadOut > Direct display of Humidity & Temperature using the classical DRY/WET Electronic temperature Sensors No need of Look-Up table as the table is embedded in the micro-controller memory. Easy to calibrate & compare with Mercury in Glass thermometer systems. Sensors not contaminated by atmospheric gases etc. as the PT100 Sensors are sealed in steel tube. Large 1” RED 7 Segment displays gives - Published: 2026-01-30 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/wall-mounted-digital-temperature-humidity-indicator/ - SKU: 7100W - Price: 68.00 INR - Product type: simple - Product categories: Humidity Indicators, Temperature & Humidity > 16 Channel Microprocessor Based Temperature Scanner, linearised for PT100 & 3 T/Cs (J,K,R) with cold junction compensation. 16 separate monitor LEDs to indicate channel causing alarm Alarm scanning much faster than display scanning Manual/Auto Scanning selectable. Scan rate settable from front panel up to 99sec/channel. Number of channels user selectable. Configuration lock at rear to - Published: 2026-01-30 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/16-channel-temperature-controller/ - SKU: 6316C - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature logger > mP Based Direct Display of Temperature & Humidity. No Need for Lookup Tables. Employs Classical Dry & Wet Bulb RTD(PT-100) Sensors. Frequently Asked Questions — Model 7210 What is the 7210 humidity and temperature controller?The 7210 is a panel-mounted humidity and temperature controller using the classical dry/wet bulb PT100 sensor method. It simultaneously displays and - Published: 2026-01-30 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/digital-humidity-or-temperature-controller/ - SKU: 7210 - Price: 68.00 INR - Product type: simple - Product categories: Humidity Indicators, Temperature & Humidity > Input signal suitable for Contact/Make break,Limit switch, Proximity sensor, Photo-electric switch, Infra-red Sensor, Rotary Encoder or any other sensor giving Pulse output. Preset Count settable by front pushwheels Auto/manual mode user selectable For Auto mode, delayed reset time user settable from 1-10sec CMOS/LSI design for high reliability and accuracy. No moving parts as in Electromechanical Counters. Special de-bounce - Published: 2026-01-30 - Modified: 2026-04-30 - URL: https://www.countronics.com/product/4-digit-preset-counter/ - SKU: 254 - Price: 68.00 INR - Product type: simple - Product categories: Counter > 6 digit bright 7 segment Red LED display for count display Scale factor user settable from 0.00001 to 9.99999 Two individual set points, one high one low for control action 6 digit Preset value user settable Pulse multiplication technique used for counting improves resolution 4 times. Solid state memory to save user settings and count - Published: 2026-01-30 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/digital-readout-controller/ - SKU: CT802 - Price: 68.00 INR - Product type: simple - Product categories: ReadOut > Data saved directly on USB Pen drive in an MS Excel compatible file Separate displays for humidity and temperature Capacitive sensor (Dry/Wet available on request) for humidity and PT100 sensor for temperature Rate of logging settable by user in Mins:Secs Internal Real Time Clock with battery backup for saving values along with Date and Time - Published: 2026-01-30 - Modified: 2026-06-13 - URL: https://www.countronics.com/product/humidity-and-temperature-logger-using-usb-flash-pe/ - SKU: CT700 - Price: 68.00 INR - Product type: simple - Product categories: Data Loggers, Humidity Logger, Temperature & Humidity > MODBUS-RTU output of all channels Microprocessor based linearised for J/K/R Thermocouples and PT100 temperature sensors 4-20mA input with Low, High and resolution individually settable for each channel Independent High and Low Set Limits for each channel with independent LED indications for each channel Common High and Low Relays for alarm Auto cold junction compensation for - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/8-channel-universal-scanner-logger-6308uc/ - SKU: 6308UC - Price: 39.99 INR - Product type: simple - Product categories: Temperature, Temperature Controller, Temperature Indicator, Temperature logger, Temperature Scanners > Wide Measurement range from 15 RPM to 75,000 RPM. The last measured value is automatically stored in memory when the ‘measure’ button is released. Bright Red LED display with leading zero blanking gives the exact RPM. The battery consumption is very low. In Non-measure mode i.e. the measure button is released (memory ON), the battery - Published: 2026-01-29 - Modified: 2026-03-21 - URL: https://www.countronics.com/product/portable-digital-tachometer-non-contact-photo-re/ - SKU: CT550 - Price: 68.00 INR - Product type: simple - Product categories: Portable Tachometers, RPM/Tachometer > Microprocessor based precision indicator Input for 4-20mA programmable from Tx for Pressure, Humidity, pH, Temperature etc. Span, Zero and resolution user programmable Display user programmable from -1999 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Offset separately programmed from front Configuration lockable by rear jumper Excitation voltage for loop Transmitter Touch type membrane keys - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/process-controller-2600m/ - SKU: 2600M - Price: 39.99 INR - Product type: simple - Product categories: Process Controller > Microprocessor based precision controller Input for 4-20mA from Tx for Pressure, Humidity, pH, Temperature etc Display user programmable from 0 to 9999 4 Digit 0.56” Bright 7 Segment LEDs Decimal user settable Separate heater & cooler logic relays Hysterisis of relay control settable Offset separately programmed from front Configuration lockable by rear jumper Excitation voltage - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/process-controller-2602m/ - SKU: 2602M - Price: 39.99 INR - Product type: simple - Product categories: Process Controller > Wide Measurement range from 15 RPM to 75,000 RPM. Available in both 48×96 and 96x96mm front High brightness LED display with leading zero blanking gives the exact RPM. This tachometer uses an advanced Micro Computer LSI Circuit with Quartz Crystal time base to give high accuracy and fast measurement. The use of a durable, strong - Published: 2026-01-29 - Modified: 2026-03-21 - URL: https://www.countronics.com/product/panel-mounted-tachometer-non-contact-using-a-pro/ - SKU: CT200 - Price: 68.00 INR - Product type: simple - Product categories: Panel Mounted Tachometers, RPM/Tachometer > 6 digit bright 7 segment display for RPM Scale factor settable from 0.001 to 999.999 RPM with resolution from 0.001 RPM to 1 RPM Suitable for use with proximity sensor. Can be modified for electromagnetic sensor. Rear Scale Factor lock to prevent tampering with scale factor Aesthetically designed front panel with touch type membrane switches - Published: 2026-01-29 - Modified: 2026-03-21 - URL: https://www.countronics.com/product/digital-tachometer-with-adjustable-multiplier/ - SKU: CT203C - Price: 68.00 INR - Product type: simple - Product categories: Panel Mounted Tachometers, RPM/Tachometer > 4 digit bright 7 segment display for RPM Scale factor settable for different rotors with different number of keyways/teeth Two separate alarm outputs user settable Suitable for use with electromagnetic sensor. Can be modified for proximity sensor. Front panel LED indication for signal status Rear configuration lock to prevent tampering with configuration Aesthetically designed front - Published: 2026-01-29 - Modified: 2026-03-21 - URL: https://www.countronics.com/product/digital-tachometer-with-2-alarm-limits/ - SKU: CT202D - Price: 68.00 INR - Product type: simple - Product categories: Panel Mounted Tachometers, RPM/Tachometer > Large 4 Digit 0.8” 7 Segment LEDs for Process Value. Separate 0.36” Green Display for Set Value PT100 (RTD) sensor & 5 types of common thermocouples with Auto cold junction compensation Input for 4-20mA / 0-20mA / 1-5V / 0-5V/ 0-10V from Tx for Pressure, Humidity, pH, Temperature etc. Display user programmable from -1999 to - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/process-controller-model-ct-sv8/ - SKU: CT-SV8 - Price: 68.00 INR - Product type: simple - Product categories: Process Controller > This Digital Tachometer is a rugged, reliable and accurate instrument to measure rotational and surface speeds. LSI circuits used offer high reliability. Rotational and Surface speeds displayed by seven segment Light Emitting Diodes (LEDs) can be read in varied ambient light conditions. This equipment housed in a compact attractive plastic moulded casing comfortably fits into - Published: 2026-01-29 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/portable-digital-tachometer/ - Price: 68.00 INR - Product type: simple - Product categories: Portable Tachometers, RPM/Tachometer > Range: 0-25,000 RPM Resolution : 10 RPM on 25,000 RPM Range and 1 RPM on 10,000 RPM Range. The Range Switch to select 10,000/25,000 RPM is located at the rear of the instrument. - Published: 2026-01-29 - Modified: 2026-03-21 - URL: https://www.countronics.com/product/portable-digital-tachometer-contact-with-range-0-2500/ - SKU: CT100 - Price: 68.00 INR - Product type: simple - Product categories: Portable Tachometers > This micro-controller based programmable Amp-Hour Meter is designed to integrate and display DC current flowing respect to time. It becomes a measure of the total current energy. It allows user calibration for any shunt up to 9999 Amps for 75mV It can be used for Ampere-Hours or Ampere-minutes. The meter has separate displays for current - Published: 2026-01-29 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/ampere-hour-meter-with-dual-time-relays/ - SKU: 804AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour, Electroplating Applications > 6 Digit Preset Counter with 0.56” bright red display Single set with relay output Programmable Multiplying factor Settable Time delay with auto-reset facilities Resolution settable from front panel Normal/Auto-Reset with Time setting Non-Volatile memory to hold settings and counts - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/programmable-digital-counter-model-256p/ - SKU: 256P - Price: 68.00 INR - Product type: simple - Product categories: Counter > Shunt calibration programmable up to 9999 for 75mV Ampere-Hour/Minute selectable Ampere-Hour stored on power failure Time relay with on time settable in Mins:Secs Rear calibration lock to prevent tampering with shunt settings Aesthetically designed front panel with membrane switches - Published: 2026-01-29 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/programmable-ampere-hour-meter/ - SKU: 805AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour, Electroplating Applications > Current Integrated Display 4 DIG AMP-HOUR (Selectable: AH , 0.1 AH, AMin & 0.1 AMin) Presetable Limit for Amp-Hour with Relay Out, 6 Digit Totalizer AH Stored in EEPROM & Front Resettable Displays Current in Amps Lockable Scale Factor -CAL- for Various Shunts Signal Input in mV from Current Shunt of 75mV/Amp Application in Constant - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/programmable-amp-hour-meter/ - SKU: 800AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour, Battery Testing Application > Auto/Manual temperature compensation selectable Cell Factor selectable for both 1.0 and 0.1 Digital calibration for TDS Auto Temp Compensation using PT100 sensor Dual set limit with separate relay outputs Settable hysteresis for both set limits Bright Red LED display with separate display for set limit-1 Aesthetically designed front panel with membrane switches and ABS cabinet - Published: 2026-01-29 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/tds-controller-model-160-tds/ - SKU: 160-TDS - Price: 68.00 INR - Product type: simple - Product categories: Conductivity > Auto/Manual temperature compensation selectable Conductivity and TDS selectable from front panel Cell Factor selectable for both 1.0 and 0.1 4 Step Range selection 0.1µs to 199.9ms for conductivity Digital calibration for Conductivity/TDS Auto Temp Compensation using PT100 sensor Dual set limit with separate relay outputs Settable hysteresis for both set limits Bright Red LED display - Published: 2026-01-29 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/conductivity-tds-controller-model-160-cond/ - SKU: 160-COND - Price: 68.00 INR - Product type: simple - Product categories: Conductivity > Ideal for ensuring electroplating thickness by presetting AMP-HOUR Useful for checking Amp-Hour of rechargeable batteries using voltage limit Separate displays for Voltage, Current and Amp-Hour Programmable for AH/0.1AH/Amin/0.1AMin Usable with any shunt by setting ‘Calibration’ for Amp-75mV Calibration factor lockable from rear 4 Digit Amp-Hour and 6 Digit cumulative Amp-Hour display Attractive front panel membrane - Published: 2026-01-29 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/programmable-amp-hr-meter/ - SKU: 803AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour, Battery Testing Application > Maintaining a preset constant thickness in Electroplating irrespective of fluctuations in voltage, current etc., since the plating thickness is proportional to the integrated current Checking the A-H of a charged 12V battery Displaying high Direct Current using a shunt calibrated for 75mV - Published: 2026-01-29 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/programmable-amp-hour-meter-model-810ah/ - SKU: 810AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour > Separate 4 displays for Charging and Discharging ampere-hours Auto recognition of charge/discharge current Shunt calibration programmable up to 9999 for 75mV Ampere-Hour counters stored on power failure Settable limit for Discharge Ampere-Hours Ampere Hour/Ampere Minute user selectable Rear calibration lock to prevent tampering with settings Aesthetically designed front panel with membrane switches - Published: 2026-01-29 - Modified: 2026-03-18 - URL: https://www.countronics.com/product/ampere-hour-meter-with-charge-discharge/ - SKU: 808AH - Price: 68.00 INR - Product type: simple - Product categories: Amp-Hour, Battery Testing Application > Operator independent. Detects presence of human automatically and displays temperature Periodic auto-calibration feature for accurate readings Non-contact operation from 2mm to 20mm distance Wall (key holes at rear) or stand mountable (bolts available at bottom) Flexible temperature sensor mount for camera (CCTV) to be used to capture face image as well as temperature display and - Published: 2026-01-29 - Modified: 2026-02-20 - URL: https://www.countronics.com/product/automatic-infrared-non-contact-temperature-indicator/ - Price: 68.00 INR - Product type: simple - Product categories: Temperature, Temperature Indicator > Input signal suitable for Contact/Make break, Limit switch, Proximity sensor, Photo-electric switch, Infra-red Sensor, Rotary Encoder or any other sensor giving Pulse output. Preset Count settable by front pushwheels Auto/manual mode user selectable For Auto mode, delayed reset time user settable from 1-10sec CMOS/LSI design for high reliability and accuracy. No moving parts as in - Published: 2026-01-29 - Modified: 2026-04-30 - URL: https://www.countronics.com/product/6-digit-preset-counter/ - SKU: 256 - Price: 68.00 INR - Product type: simple - Product categories: Counter > Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Isolated 4-20mA transmitter output for logging, remote display etc. Digital calibration for pH-7 and pH-4 Slim enclosure of only 50mm depth Frequently Asked Questions — Model 122pH What is the 122pH pH indicator?The 122pH - Published: 2026-01-29 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/ph-indicator-with-isolated-transmitter-model-122ph/ - SKU: 122pH - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > 6 Digit Preset Counter Dual Limits settable with dual relay output Programmable Scale Factor of 0.001 to 999.999 Pre-settable Batch Counter Cumulative 6 Digit Counter Up/Down Counting Selectable Normal/Auto-Reset with Time Setting Non-Volatile memory to hold settings and counts Program configuration lock at rear External Setting for Slow/Fast for noiseless operation - Published: 2026-01-29 - Modified: 2026-04-30 - URL: https://www.countronics.com/product/programmable-digital-counter/ - SKU: 2500 - Price: 68.00 INR - Product type: simple - Product categories: Counter > Accurate pH display with calibration facility on front panel. Large 0.8” Red 7 Segment Display Auto Temp Compensation using external PT100 Digital calibration for pH-7 and pH-4 Slim enclosure of only 40mm depth Frequently Asked Questions — Model 121pH What is the 121pH pH indicator?The 121pH is an online panel-mounted pH indicator by Countronics with - Published: 2026-01-29 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/ph-indicator-model-121ph/ - SKU: 121pH - Price: 68.00 INR - Product type: simple - Product categories: pH/ORP > Bright 7 segment, 4 Digit Green Display for Humidity and 4 Digit Red Display for Temperature 4 separate Limits and Solid State Relay (SSR) outputs for Heater, Cooler, Humidifier and De-Humidifier. Proportional (PWM) SSR outputs for Heater and Humidifier with user settable Percentage Power On/Off SSR outputs for Cooler and De-Humidifier with user settable Hysterisis - Published: 2026-01-29 - Modified: 2026-06-15 - URL: https://www.countronics.com/product/humidity-digital-temperature-controller-model-7214/ - SKU: 7214 - Price: 68.00 INR - Product type: simple - Product categories: Humidity Indicators, Humidity Logger, Temperature, Temperature & Humidity, Temperature Controller > 6 different timing ranges of 99.99sec, 999.9sec, 9999sec, 99Mins59Secs, 9999Mins, 99Hrs59Mins Press to start/Power On start/Cyclic modes settable Delayed On/Off programmable by user from front panel Up/Down time counting user settable User settable starting On/Off time for cyclic mode Number of cycles settable for cyclic mode Non-volatile memory to save configuration and timing Configuration lockable - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/microprocessor-based-timer-model-1050d/ - SKU: 1050D - Price: 68.00 INR - Product type: simple - Product categories: Timers > 4 Digit Preset Counter with separate displays for Count and Set Limit Large 0.8” display for count, 0.56” Programmable Multiplying and dividing factor. Pre-settable Batch Counter Up/Down Counting Selectable Normal/Auto-Reset with Time setting Non-Volatile memory to hold settings and counts Password for Program configuration lock - Published: 2026-01-29 - Modified: 2026-04-30 - URL: https://www.countronics.com/product/programmable-digital-counter-model-254d/ - SKU: 254D - Price: 68.00 INR - Product type: simple - Product categories: Counter > CMOS/LSI Design For High Reliability & Accuracy. Auto & Single Cycle Operation. Counting by Contact, Pulse, Proximity & Photo Sensor Input. 12V/50 mA DC Output for Proximity Detector/Photo Sensor. Built-in Ni-Cd, Rechargeable Battery Backup if required. - Published: 2026-01-29 - Modified: 2026-04-30 - URL: https://www.countronics.com/product/4-digit-counter-without-preset-limit-event-counter/ - SKU: 244 - Price: 68.00 INR - Product type: simple - Product categories: Counter > 10 output sequentially programmable timer Each channel has On time & Off time individually settable Separate LEDs to indicate current active channel Time settable from 0.01 seconds to 99.59Hours Individual timing range for each channel Single cycle or cyclic operation selectable Remote start of operation selectable via external contact Provision for skipping of undesired channels - Published: 2026-01-29 - Modified: 2026-04-23 - URL: https://www.countronics.com/product/10-channel-sequential-timer/ - SKU: 1010 - Price: 68.00 INR - Product type: simple - Product categories: Timers > Source as well as measure facility. Battery Operated with commonly available 4 ‘pencil cells’ Ergonomic design to make it easy to handle LED indication for Battery Low Press to read system to enhance battery life - Published: 2026-01-29 - Modified: 2026-03-16 - URL: https://www.countronics.com/product/portable-battery-operated-ma-source-or-measure-calibrator/ - SKU: 6050A - Price: 68.00 INR - Product type: simple - Product categories: Calibrator > Microprocessor based controller, linearised for PT100 sensor & 3 thermocouples (J,K,R) and 4-20mA with Auto cold junction compensation Input for 4-20mA programmable from Tx for Pressure, Humidity, pH, Temperature etc. Span, Zero and resolution user programmable for 4-20mA input Large 4” height bright Red LED Displays for long distance viewing Offset digitally programmable from front - Published: 2026-01-29 - Modified: 2026-02-27 - URL: https://www.countronics.com/product/universal-programmable-process-indicator/ - Price: 68.00 INR - Product type: simple - Product categories: Process Controller > Direct display of Humidity & Temperature using the classical DRY/WET Electronic temperature Sensors No need of Look-Up table as the table is embedded in the micro-controller memor. Easy to calibrate & compare with Mercury in Glass thermometer systems Sensors not contaminated by atmospheric gases etc. as the PT100 Sensors are sealed in steel tube. LED - Published: 2026-01-29 - Modified: 2026-03-20 - URL: https://www.countronics.com/product/digital-humidity-or-temperature-indicator/ - SKU: 7100D - Price: 68.00 INR - Product type: simple - Product categories: Humidity Indicators, Temperature Indicator > Source as well as measure facility. Battery Operated, easy to carry. - Published: 2026-01-29 - Modified: 2026-02-16 - URL: https://www.countronics.com/product/portable-battery-operated-calibrator-mv-source-mea/ - SKU: 6060V - Price: 68.00 INR - Product type: simple - Product categories: Calibrator