5-6
Displayed Code Description of Failure Solutions
PG feedback loss
Check the PG feedback connection.
PG feedback stall
PG feedback slip error
Check the PG feedback connection.
Check if the PI gain and the acceleration/deceleration
settings are proper.
Return to factory for repair.
PG Card information error
Check if the setting value of the Parameter 01-26
matches the installed PG Card. For details, please
refer to the description of Parameter 01-26. If there is
no error found, please return it to factory for repair.
Safe circuit card/control board
jumper JP18 has improper
installation or faulty activation
Check if the safety circuit card is installed correctly in
the control board and the output action for any fault.
Check the control board jumper JP18 for incorrect
position.
Over pressure
Check if the pressure sensor for any fault.
Adjust the pressure PI control parameters
00-20~00-37
Pressure feedback loss
Check if the wiring of the pressure sensor is correct.
Check if the signal of the pressure sensor is lower
than 1V.
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