JULABO SC 2500w Professional Series Recirculating Coolers - Manual (Page 63)

Recirculating Cooler
63
ALARM
CODE 12
 Error in A/D converter
ALARM
CODE 14
 Excess temperature sensors defect.
 The excess temperature value lies below the working temperature
setpoint. Set the excess temperature to a higher value.
ALARM
CODE 15
 External control selected, but external Pt100 sensor not connected or
defect.
ALARM
CODE 33
 Cable of the excess temperature sensor interrupted or short-circuited.
ALARM
CODE 38
 Ext. Pt100 sensor input without signal, but setpoint programming set to
external Pt100.
WARNING
CODE 40
 The early warning system for low level signals a critical fluid level.
Replenish the bath tank with the bath fluid.
After eliminating the malfunction, press the mains power switch off and on
again to cancel the alarm state.
If the unit cannot be returned to operation, contact an authorized JULABO
service station.
Mains circuit breakers (resettable) – 16A.