8501 Sercos slave not found

Description

Refer to Diagnostic class (standard): 3

The device that was expected at the position (x), was not found.

Cause

Solution

Detected error when assigning the identification features.

Verify and correct if necessary the settings of the identification features (for example: ConfiguredTopologyAddress)

A Sercos slave listed in the PLC configuration cannot be found in the Sercos bus.

Cause

Solution

Sercos slave not present in the Sercos bus.

Connect the Sercos slave to the Sercos bus or remove the Sercos slave from the PLC configuration or parameterize it as a virtual device