Error description 237-13042
Error message
13042 UM: excessive error frequency of CC telegrams %1
Cause of error
The frequency of faulty telegrams during transmission of the nominal voltage values from the CC to the UM is above the limit value.
Electromagnetic noise or faulty electrical contacts:
- of the 24V supply voltage
- of the DC-link voltage
- in the motor cabling
- in the brake cabling
- Contamination or poor optical coupling of the HFL
Error correction
- Check the machine for correct shield connection and grounding
- Check the power cables for correct clamping
- Check the HFL for correct routing and clamping, and also for contamination
- Exchange the UM3
- Exchange the CC3
- Inform your service agency