E2-17
Access Test Failed / Internal Error (SM560-S)
ABB · AC500-S Safety
What does E2-17 mean?
An access test to the Safety PLC has failed, or an internal error has occurred within the Safety PLC. This can be due to incorrect address settings or a hardware malfunction, preventing proper access or operation.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
If this error persists, replace Safety PLC.
Source: ABB AC500-S Safety
View Official PDF