JULABO Magnum 91 Temperature System - Manual (Page 57)

Temperature System Magnum 91
57
9. Troubleshooting guide / Error messages
XXXXX
ALARM
CODE 03
+
Alarm with a complete shutdown of the unit
Whenever the microprocessor electronics registers a failure, a complete shutdown of
the heater and circulating pump is performed. The alarm light „ “ illuminates and a
continuous signal tone sounds.
The VFD-COMFORT-DISPLAY indicates the cause for the alarm in form of a code.
XXXXX
WARNING
CODE 3
Warning without a complete shutdown of the unit
The VFD-COMFORT-DISPLAY indicates the cause for the warning in form of a code
and an acoustic signal sounds in regular intervals.
These messages appear every 10 seconds.
Press enter to quit the audible signal.
ALARM
CODE 01 Low liquid level alarm in the internal reservoir
The temperature system is operated without bath fluid, or the liquid level is
insufficient. Replenish the bath tank with the bath fluid.
Tube breakage has occured (insufficient filling level due to excessive bath fluid
pumped out). Replace the tubing and replenish the bath tank with the bath fluid.
The float is defect (e. g., because damaged in transit). Repair by authorized JULABO
service personnel.
WARNING
CODE 03 Excess temperature warning
WARNING
CODE 04 Low temperature warning
ALARM
CODE 05 Cable of the working temperature sensor interrupted or short-circuited.
ALARM
CODE 06 Defect of the working or safety temperature sensor.
Working temperature and safety sensors report a temperature difference of more than
50 K.
ALARM
CODE 07
Other errors (I
2 C-BUS errors)
ALARM
CODE 12 Error in A/D converter.
ALARM
CODE 13 Sensor in the internal reservoir >RES< is defect
 The safety temperature value lies below the working temperature setpoint. Set
the safety temperature to a higher value.
ALARM
CODE 14 Safety sensor defect
 The safety temperature value lies below the working temperature setpoint. Set
the safety temperature to a higher value.