Manual

Recirculating coolers
39
9.3. Status messages
Message Description - Recirculating cooler ...
00 MANUAL STOP ... in condition "OFF" (LOCAL)
01 MANUAL START ... in keypad control mode (LOCAL)
02 REMOTE STOP ... in condition "rOFF" (RS 232)
04 REMOTE START ... in remote control mode (RS 232)
9.4. Error messages
Message Description
-01 WORKING PROCESSOR ALARM Internal error
-02 EXCESS TEMPERATURE ALARM High temperature alarm
-03 LOW TEMPERATURE ALARM Low temperature alarm
-04 SENSOR DIFFERENCE ALARM Sensor difference alarm

Safety sensor
Feed
C25
-05 LOW LEVEL ALARM Low liquid level alarm
-06 PROCESSOR COMMUNICATION
ERROR
Internal error
-07 I2C-BUS WRITE ERROR Internal error
-08 I2C-BUS READ ERROR Internal error
-09 I2C-BUS READ/WRITE ERROR Internal error
-10 COMMAND NOT ALLOWED IN
CURRENT OPERATING MODE
Invalid command in current operating mode
-11 EXTERNAL SENSOR ALARM Error on external Pt100 sensor
-12 VALUE TOO SMALL Value too small
-13 VALUE TOO LARGE Value too large
-14 INVALID COMMAND Invalid command
-15 WARNING: STAND-BY PLUG IS
MISSING
External stand-by plug is missing
(see page 36)
-16 WARNING: VALUE EXCEEDS
TEMPERATURE LIMITS
Value lies outside the permissible range for
the safety temperature limits. But value is
stored anyway.
-17 PUMP ERROR Pump disconnection
-18 COMPRESSOR ERROR Compressor disconnection
-19 HEATER TRIAC SHORTED Heater disconnection