Remote control
38
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
ϑ
ϑ
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 35)
-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
