E2-12

Flash Read Error

ABB · AC500-S Safety

What does E2-12 mean?

An error occurred while the Safety PLC was attempting to read from its internal flash memory. This indicates potential memory corruption or hardware failure, affecting PLC operation and potentially leading to data loss.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Contact ABB technical support.

Source: ABB AC500-S Safety
View Official PDF