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P004027: Missing or incorrect channel designation

Cause

A missing or incorrect channel designation was found at a PLC connection point that is a digital or analog input or output.

The message is output when one of the following conditions is fulfilled for the Channel designation property of the PLC connection point:

Solution

  1. Locate the relevant PLC connection point in the schematic or in the overview by using the Go to (graphic) function from the popup menu in the Message management dialog.
  2. Open the property dialog of the PLC connection point.
  3. Enter a value that consists of a numerical string and that is greater than zero in the Channel designation field of the PLC connection point tab.
  4. Then start a new check run.