Siemens 6RA80 DC Drive
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Sep 21, 2024 10:36 am
F08502 fault in siemens 6RA80 DC Drive indicate that the Monitoring time sign-of-life expired. This means the monitoring time for the sign-of-life counter has expired.
- The connection to the COMM BOARD was interrupted.
- Check communications link.
- Check COMM BOARD.