User guide

Diagnostics – Allen-Bradley PLC
Select the Allen-Bradley PLC in the dropdown menu on the Diagnostic page to view a breakdown of the
diagnostics and common strings that are displayed on the page. You may also view individual counters
by selecting the device in the All PLC’s dropdown menu and clicking View.
Device Status - This will only display when viewing All PLC’s.
1. Connected – The gateway is connected to all of the PLC’s that are configured and enabled.
2. Nodes Missing (timed out) – one or more enabled PLC’s are missing.
3. Empty Scan List – No PLC’s are configured.
4. Dependency Protocol Faulted – The dependent protocol is missing causing the communication
to go to inactive.
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