28692
F-device PROFIsafe Communication Error (V3 CPU)
ABB · PB610 Panel Builder 600 Programming Software
What does 28692 mean?
A PROFIsafe communication error has occurred for F-device instance <n> with AC500 V3 non-safety CPU PM56xx. This means the safety module cannot correctly exchange telegrams with the safety CPU, leading to a safe state.
Common Causes
- Loss of PROFIsafe communication between safety devices and the V3 CPU.
- Network configuration error or cable fault in the PROFIsafe network.
- Failure of the PROFIsafe communication stack on either the V3 CPU or the F-device.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Restart the affected F-device module.
Verified technical data. Last updated: March 2026
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Source: ABB PB610 Panel Builder 600 Programming Software