Diagnosis data for CM579-PNIO is not displayed in PLC display. In Automation Builder, we recommend to use methods with text output to get diagnosis messages in clear text format. E.g., ‎DiagGetFirstValAndTxt‎.

Output string:

<timestamp>; <error severity>; <device name>; <error location>; error ID <id>: <error text>

Advanced: Direct access to the diagnosis data of CM579-PNIO

If you need to access the diagnosis data directly, you have to interpret them manually.

⮫ “Advanced: Manual interpretation of CM579-PNIO diagnosis”