Troubleshooting guide / Error messages
80
Short-circuit in the control cable for the cooling machine during self-test.
Cable of the excess temperature sensor disconnected or short-circuited.
Ext. Pt100 sensor input without signal, but setpoint programming set to
external Pt100.
The early warning system for low level signals a critical fluid level.
Replenish the bath tank with bath fluid.
After eliminating the malfunction, turn 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 center.
Special message “CONFIGURATION ERROR”
The configuration of the circulator does not correspond to its present use.
Press
to automatically perform a one-time modification of the
configuration.
Then contact an authorized JULABO service center.
Disturbances that are not indicated.
The electronic pump motor is protected against overload by an electronic
current limiter. If the viscosity of the bath fluid is or becomes too high, the
motor stops running.
Cooling machine: Mains circuit breakers (resettable) 16 A
Fuses
:
The mains fuses on the rear of the unit may easily be replaced as shown at
left.
Circulator: Fine fuses (15)– T 1.25 A, 250 V~ , D 5 x 20 mm
Circulator: Fine fuses (16a)– T 16 A, 250 V~ , D5 x 20 mm
Warning:
Before exchanging the fuses, turn off the mains power switch and disconnect the
power plug from the mains socket!
Only use fine fuses with a nominal value as specified.
Example:
Manufacturer Supplier Type
Order-No.
Schurter
Schurter
G-fuse link SPT T16A 5x20mm
No. 0001.2516
Wickmann
Wickmann
G-fuse link T1,25A 5x20 mm
No. 19195
60
30
15
45
4 s
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