ID Message NAM
UR
1)
Possible cause Notes/remedies
30 No movement detect-
able
–
Blocked drive
–
Increased friction with
drive or process valve
–
Service drive or process
valve.
60 Initialization failed:
control parameters
–
Increased friction of drive
or process valve
–
Fluctuations in supply
pressure
–
External potentiometer
outside specification
–
Operation of drive and/or
process valve out of speci-
fication
–
Repeat initialisation.
If the initialisation
repeatedly fails, con-
tact Festo Support
è
www.festo.com/sp.
–
Service drive or process
valve.
– Check supply pressure.
–
Check specification of the
external potentiometer.
62 Initialization failed:
control parameters
–
Increased friction of drive
or process valve
–
Fluctuations in supply
pressure
–
External potentiometer
outside specification
–
Operation of drive and/or
process valve out of speci-
fication
–
Repeat initialisation.
If the initialisation
repeatedly fails, con-
tact Festo Support
è
www.festo.com/sp.
–
Service drive or process
valve.
– Check supply pressure.
–
Check specification of the
external potentiometer.
64 Initialization failed:
end positions
–
Defective seal in process
valve
–
Mechanical blockage of
the process valve
–
Fluctuations in supply
pressure
–
Drive outside the oper-
ating range of the potenti-
ometer
– Incorrect configuration of
the safety position
–
Service process valve.
–
Check supply pressure.
–
Check whether the posi-
tioner is correctly mounted
on the drive.
–
With external potentiom-
eter: check attachment
position of the potentiom-
eter.
–
Adjust configuration of
safety position.