Dear experts,

The customer have a PLC where data blocs actual values revert to start values maybe 1 or 2 times per year. Operator has to manually put back working parameters via HMI.

No message in error buffer.

Did you experience this?

Is the CPU faulty?

Topic closed because the question was posted twice. The active topic can be found here:

DB revert to start values

Kind regards, Moderator_Lan