Endress+Hauser Levelflex FMP53 - Configuration Failures; Process Induced Failures

Trouble shooting Levelflex FMP51, FMP52, FMP54
90 Endress+Hauser
11.5.3 Configuration failures
Diagnostic event Maintenance instructions Error
behavior
Code Description
F410 Data transfer 1. Check connection.
2. Check configuration (languages, outputs).
3. Retry data transfer.
Alarm
F411
C411
Up-/download Up-/download active, please wait. Alarm
Warning
C431 Trim Warning
F435 Linearization Check linearization table. Alarm
F437 Configuration
incompatible
1. Restart device.
2. Contact service.
Alarm
M438 Data set 1. Check data set file.
2. Check device configuration.
3. Up- and download new configuration.
Warning
S441 Current output 1 1. Check process.
2. Check current output settings.
Warning
C484 Simulation failure mode Deactivate simulation. Alarm
C485 Simulation measured
value
Deactivate simulation. Warning
C491 Simulation current
output
Deactivate simulation. Warning
C585 Simulation distance Deactivate simulation. Alarm
11.5.4 Process induced failures
Diagnostic event Maintenance
instructions
Error behavior
Code Description
S801 Energy too low 1. Increase voltage.
2. Change I/O module
Warning
F803
M803
Current loop 1 1. Check wiring.
2. Check I/O module.
Alarm
Warning
F825
S825
Operating temperature 1. Check ambient
temprature.
2. Check process
temperature.
Alarm
Warning
S921 Change of reference 1. Check reference
configuration.
2. Check pressure.
3. Check sensor.
Warning
F936 EMC interference Check installation on
EMC.
Alarm
F941
S941
Echo lost Check parameter "DC
value"
Alarm/Warning
1)
S942 In safety distance 1. Check level.
2. Check safety distance.
3. Reset self holding.
Warning/Alarm
2)
S943 In blocking distance Check level. Warning
S944 Level range Reduced accuracy. Level
at process connection.
Warning