9-4 EB 8331-4 EN
Malfunctions
Troubleshooting
Code Error Corrective action to be taken
Fatal error
EF Final test failed Contact our after-sales service.
E01 Input signal failure Check signal source and wiring
E02 Blockage Unblock stem and valve.
E03 Bothlimitcontactsareactive Contact our after-sales service.
E04 Retracting of actuator stem canceled Contact our after-sales service.
E05 Extending of actuator stem canceled Contact our after-sales service.
E06 Motor or potentiometer not turning Contact our after-sales service.
E07 Sensor failure Check signal source and wiring
E08 Plausibility error Correctconguration
E09 Busfailure Check Modbus master and connection
E11 EEPROM error: no basic setting Contact our after-sales service.
E12 EEPROMerror:noconguration Performcongurationagain
Maintenance demanded
E01 Input signal failure Check signal source and wiring
E07 Sensor failure Check signal source and wiring
E00 No initialization performed Perform an initialization
E13 EEPROM error: no calibration Contact our after-sales service.
E14 EEPROM error: no potentiometer calibration Contact our after-sales service.
E15 EEPROM error: no transit time
Perform an initialization or transit time
measurement
Warnings (over service level)
d41 EEPROM error: no serial number Contact our after-sales service.
d42 EEPROM error: no manufacturing parameters Contact our after-sales service.
d44 EEPROM error: no status messages Contact our after-sales service.
d45 EEPROM error: no statistics Contact our after-sales service.
EEPROM errors are marked by 'E RD' on the display when they are read errors and 'E WR'
when they are write errors.
Note