Endress+Hauser Liquiline CM442R - Overview of Diagnostic Information

Liquiline CM442R/CM444R/CM448R Diagnostics and troubleshooting
Endress+Hauser 119
11.6 Overview of diagnostic information
11.6.1 Device-specific, general diagnostics messages
No. Message Factory settings Tests or remedial measures
Cat. Diag.
on/off
Error
current
202 Selftest active F On Off Wait for self-test to be finished
216 Hold active C On Off Output values and status of the channel are on
hold
241 Firmware failure F On On Internal device error
1. Update the software
2. Contact the Service Department
3. Replace the backplane (Service)
242 Firmware incomp. F On On
243 Firmware failure F On On
261 Electronics module F On On Electronics module defective
1. Replace the module
2. Contact the Service Department
263 Incomp. detected F On On Wrong kind of electronics module
1. Replace the module
2. Contact the Service Department
284 Firmware update M On Off Update completed successfully
285 Update error F On On Firmware update failed
1. Repeat update
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
370 Internal voltage F On On Internal voltage outside the valid range
→ Check supply voltage
373 Electronictemp. high M On Off High electronics temperature
→ Check ambient temperature and energy
consumption