Operating Instructions

Table Of Contents
Micropilot FWR30 Diagnostics and troubleshooting
Endress+Hauser 19
10.4 List of diagnostic events
Diagnostic number Short text Remedial measures Status signal Diagnostic behavior
270 Main electronics defective Contact the Service Department
Replace device
F Alarm
331 Firmware update has failed Update the device firmware
Restart device
F Warning
400 Communication error Check connection and repeat F Alarm
430 Configuration incorrect Reconfigure in the cloud
Contact the Service Department
F Alarm
465 SIM card is defective Check the SIM card F Alarm
825 Operating temperature Check the ambient temperature
Check the process temperature
S Warning
890 Battery weak Prepare to replace the battery C Warning
891 Empty battery Replace the battery M Warning
909 Request overload Wait > 15 minutes between the data requests
Contact the Service Department
F Alarm
911 Device location invalid or unknown Contact the Service Department S Warning
941 Lost echo Check DC value setting S Warning