I xx .RunMode

Channel Operating State (Run)

Allen-Bradley · Compact 5000 I/O Serial Module

What does I xx .RunMode mean?

This boolean tag indicates the operating state of a channel. A value of 1 signifies that the channel is in a Run state, actively processing or exchanging data. A value of 0 indicates the channel is Idle. While not a fault, an unexpected Idle state when Run is expected indicates a control system issue.

Common Causes

  • Channel commanded to Idle state by the controller
  • Module not receiving a Run command from the owner-controller
  • Control program logic preventing the channel from entering Run mode

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the controller's Logix Designer application logic is sending a Run command to the module channel.

  2. 2

    Check the controller's operational mode; ensure it is in Remote Run or Run mode if continuous operation is required.

  3. 3

    Inspect the connection between the owner-controller and the module (I xx .ConnectionFaulted) for any communication issues.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Allen-Bradley Compact 5000 I/O Serial Module