Flowserve PMV D20 Manual de usuario Pagina 30

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11. Trouble shooting
11.1 PMV D20 Normal operation
11.2 PMV D20 error codes
An unsuccessful calibration is indicated by the LED:s. The type of error is shown
by the flash sequence.
R G
Error code Probable Cause Action
R Y G
(No movement)
Deviation between set value
and valve position.
No air supply or
shaft do not move.
Pot not calibrated.
Hallsensor value too low.
Hallsensor span too low.
Hallsensor value too high.
Unit in Factory Mode.
4 - 20 mA feedback installed.
R G R
R R G
R Y R
Check air supply
Check shaft movement.
Calibrate the pot.
Check hallsensor
connection.
Calibrate 4 - 20 mA
input signal.
Calibrate output.
R
(Alarm)
Y R
Y G
Calibration
G
Y
Normal operation.
Valve fully closed or open
”Cut off” enabled.
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