Error message

Supply voltage missing at X44

Cause of error

No supply voltage is applied at connector X44 of the control.
- PLC fuses defective
- 24V power supply unit in the electrical cabinet defective
- Lines interrupted

Error correction

- Measure 24V- at connector X44
- Measure 24V- at the power supply unit of the electrical cabinet
- Replace the PLC fuses
- Check the wiring
- Inform your service agency