Blood bank temperature controller with in-built printer
Features
Temperature display linearised for 3 wire PT100 input
Internal printer for logging of temperature at user settable time intervals
Internal Real Time Clock with re-chargeable battery backup
Set point for controlling temperature of refrigeration
Dual display of both temperature and Set Point
User settable window limit with internal buzzer to indicate temperature outside desirable temperature band
Internal buzzer to indicate power failure
Auto blanking of Set point
: 4 Digit 0.56" 7 Segment Red LEDs for Temperature
4 Digit 0.56" 7 Segment Red LEDs for Set Point
: Relay with Cooling logic
Relay Off for Temperature < Set Point1
Relay On for Temperature > Set Point 2
(where Set Point 1 < Set Point 2)
5 Amps/220V AC Relay Contact outputs
: 1. Window alarm buzzer i.e.
Buzzer on for Set Point -Alarm >Temperature > Set Point + Alarm
2. Switch ON of Buzzer on AC Mains power failure