9
Fault elimination
The flow sensor monitors itself during operation.
When faults occur, they are displayed in the visualization
alarm
message
:
When diagnostics are run in the
Diagnostic
menu, error mes-
sages are generated:
9.2 “Error messages” on page 95
WARNING!
Risk of injury due to improper troubleshooting
The following always applies:
1.
In the event of faults that pose an immediate danger to
people or material assets, bring the PF55S into a safe state
immediately.
2.
Also observe the information regarding faults in the operation
manual for the higher-level machine.
3.
Identifying the cause of the fault.
4.
If work in the danger zone is required in order to eliminate the
fault, deactivate the PF55S and ensure that it cannot be
switched back on.
Inform those responsible at the site about the fault immedi-
ately.
5.
Depending on the type of fault, either have it eliminated by
authorized specialist personnel or rectify it yourself.
9.1 Alarms
Message
Cause
Troubleshooting
NO ALARMS
No error
—
[000] SYSTEM RESTART
Restart the software
—
[001] INTERNAL PS FAIL
Internal power supply error
Contact Service.
[005] F-RAM ERROR
Error writing or reading the internal
memory
Contact Service.
[006] EXCITATION ERROR Error in controlling the sensor coils
Check the cable connections of the
sensor.
Conduct with regard to faults
Fault elimination
Alarms
05.03.2020
Flow sensor PF55S
93
