Operating Instructions

Table Of Contents
Diagnostics and troubleshooting Micropilot FMR60B HART
44 Endress+Hauser
Diagnostic
number
Short text Remedy instructions Status
signal
[from the
factory]
Diagnostic
behavior
[from the
factory]
412 Processing download Download active, please wait C Warning
420 HART Device
Configuration Locked
Check device locking configuration. S Warning
421 HART Loop Current fixed Check Multi-drop mode or current
simulation.
S Warning
431 Trim required Carry out trim C Warning
435 Linearization faulty Check linearization table F Alarm
437 Configuration
incompatible
1. Update firmware
2. Execute factory reset
F Alarm
438 Dataset different 1. Check data set file
2. Check device parameterization
3. Download new device
parameterization
M Warning
441 Current output out of
range
1. Check process
2. Check current output settings
S Warning
484 Failure mode simulation
active
Deactivate simulation C Warning
485 Process variable
simulation active
Deactivate simulation C Warning
491 Current output
simulation active
Deactivate simulation C Warning
495 Diagnostic event
simulation active
Deactivate simulation S Warning
538 Configuration Sensor
Unit invalid
1. Check sensor configuration
2. Check device configuration
F Alarm
585 Simulation distance Deactivate simulation C Warning
586 Record map Recording of mapping
please wait
C Warning
Diagnostic of process
801 Supply voltage too low Increase supply voltage F Alarm
802 Supply voltage too high Decrease supply voltage S Warning
805 Loop current faulty 1. Check wiring
2. Replace electronics
F Alarm
806 Loop diagnostics 1. Check supply voltage
2. Check wiring and terminals
M Warning
1)
807 No Baseline due to insuf.
volt. at 20 mA
Increase supply voltage M Warning
825 Electronics temperature 1. Check ambient temperature
2. Check process temperature
S Warning
826 Sensor temperature out
of range
1. Check ambient temperature
2. Check process temperature
S Warning
846 HART Non-Primary
Variable Out of Limit
Check device specific diagnosis. S Warning
847 HART Primary Variable
Out of Limit
Check device specific diagnosis. S Warning
848 HART Device Variable
Alert
Check device specific diagnosis. S Warning
941 Echo lost Check parameter 'DC value' S Warning
1)