State of the IO-Link Ports

There is a status byte for each IO-Link port. You can find the status bytes at the following locations:

The meaning of the status bytes is displayed in the TwinCAT System Manager in the “Comment” field of the variable (see following figure).

Read the note on the addition of values in case of simultaneously occurring diagnostic messages in the chapter PDO assignment.

State of the IO-Link Ports 1:

Display of the process data object “Module 2 (DeviceState Inputs)” and meaning of the status bytes in the “Comment” field.