Diagnostics and troubleshooting Liquiline CM44P
140 Endress+Hauser
No. Message Factory settings Tests or remedial action
S
1)
D
2)
F
3)
285 Update error F On On Firmware update failed
1. Repeat.
2. SD card error → use another card.
3. Incorrect firmware → repeat with suitable
firmware.
4. Contact the Service Department.
302 Battery low M On Off Buffer battery of real time clock is low
The date and time are lost if the power is
interrupted.
‣
Contact the Service Department (battery
replacement).
304 Module data F On On At least 1 module has incorrect configuration data
1. Check the system information.
2. Contact the Service Department.
305 Power consumption F On On Total power consumption too high
1. Check installation.
2. Remove sensors/modules.
306 Software error F On On Internal firmware error
‣
Contact the Service Department.
366 Module connection F On On No communication with the actuator module
‣
Check the internal connecting cable to the 1IF
module.
370 Internal voltage F On On Internal voltage outside the valid range
1. Check supply voltage.
2. Check inputs and outputs for short-
circuiting.
373 Electronictemp. high M On Off High electronics temperature
‣
Check ambient temperature and energy
consumption.
374 Sensor check F On Off No measurement signal from sensor
1. Check sensor connection.
2. Check the sensor, replace it if necessary.
401 Factory reset F On On Factory reset is performed
403 Device verification M Off Off Device verification active, please wait
405 Service IP active C Off Off Service switch is switched on
The device can be addressed at 192.168.1.212.
‣
Switch off the service switch to change to the
saved IP settings.
406 Param. active C Off Off
‣
Wait for configuration to be finished.
407 Diag. setup active C Off Off
‣
Wait for maintenance to be finished.
412 Writing backup F On Off
‣
Wait for the write process to be finished
413 Reading backup F On Off
‣
Wait.
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