Troubleshooting; Led Error Message; Error Clearance - GEM 4242 Operating Instructions Manual

17 Troubleshooting

17.1 LED error message

Function
Programming error
Sensor error
Pneumatic fault
Supply voltage too low
Internal error

17.2 Error clearance

Error
Programming error no stroke
Programming error no stroke
Programming error stroke < min. stroke
Programming error stroke < min. stroke
Programming error after sensor error
Sensor error CLOSED or OPEN position
Sensor error CLOSED position
Pneumatic fault OPEN position
Pneumatic fault CLOSED position
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No stroke
Stroke < min. stroke
After sensor error
OPEN position
CLOSED position
OPEN position
CLOSED position
Mid position
No mounting kit available
Process valve faulty
Minimum stroke was not reached (e.g.
due to stroke limiter)
Shut off diaphragm compressed too
much (diaphragm size 8)
The sensor range was exceeded during
the programming procedure. Currently
the process valve is in the valid sensor
range.
Sensor limit exceeded
Sensor limit in CLOSED position
exceeded
Although the process valve has been set
to the CLOSED position it remains in the
OPEN position
CLOSED position is not reached within
the specified time
Although the process valve has been set
to the OPEN position it remains in the
CLOSED position
OPEN position is not reached within the
specified time
CLOSED
OPEN / CLOSED flash alternately
OPEN / CLOSED flash simultaneously
Error cause
31 / 36
17 Troubleshooting
ERROR
Error clearance
Check the mounting kit, re-programme
Replace process valve, re-programme
Ensure minimum stroke, re-programme
Ensure correct compression of the shut
off diaphragm, re-programme
Check the mounting kit, re-programme.
Note the maximum stroke (see
"Technical data")
Check the mounting kit, re-programme.
Note the maximum stroke (see
"Technical data")
Check the mounting kit, re-programme.
Note the maximum stroke (see
"Technical data")
Guarantee the compressed air supply
Check the correct exhaust air duct
(see "Pneumatic connections")
Deactivate the manual override
Check the process valve
The value for "Alarm Closing Time
below the real operating time. Carry out
automatic end position programming.
Guarantee the compressed air supply
Check the correct exhaust air duct
(see "Pneumatic connections")
Deactivate the manual override
Check the process valve
The value for "Alarm Closing Time
below the real operating time. Carry out
automatic end position programming.
OPEN
1)
" lies
1)
" lies
GEMÜ 4242
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