Schneider Easy Altivar ATV610 / ATV310, Altivar ATV950, ATV31C & ATV Solar Drive
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Jul 23, 2024 7:37 am
Cause: Fieldbus Communication Interrupt comes when communication interruption on fieldbus module. This fault can be caused by several issues related to the communication hardware, wiring, network configuration, or software settings.
"CnF" fault in Schneider ATV950 drive indicate "Fieldbus Communication Interrupt". This means there is a disruption in the communication between the drive and the fieldbus network.
- Verify the environment (electromagnetic compatibility).
- Verify the wiring.
- Verify the timeout.
- Replace the option module.
