EL
ErrorLib
Brands
||
  1. Home
  2. Allen-Bradley
  3. Compact 5000 I/O Analog Modules
  4. DiagnosticActive
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

DiagnosticActive

Diagnostics Active

Allen-Bradley · Compact 5000 I/O Analog Modules

What does DiagnosticActive mean?

This boolean tag indicates that one or more diagnostic conditions are currently active within the module. A value of 1 signifies an active diagnostic, which could be an Open Wire, Over Temperature, Field Power Off, or Underrange/Overrange condition. It recommends troubleshooting to determine the specific trigger.

Common Causes

  • Open Wire condition detected
  • Over Temperature condition detected
  • Field Power Off condition detected
  • Underrange/Overrange condition detected

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Troubleshoot the module using the Logix Designer application to identify the specific diagnostic condition that is active (e.g., check channel status tags for Open Wire, Over Temperature, etc.).

Browse all codes in this manual (33)
Verified technical data. Last updated: April 2026

Related Faults

Alternating yellow/redCalibration In ProgressCJChxx.FaultCold Junction Data Fault (5069-IY4, 5069-IY4K)CJChxx.FieldPowerOffCold Junction Field Power Off (5069-IY4, 5069-IY4K)
Source: Allen-Bradley Compact 5000 I/O Analog Modules
Open Manual (Page 136)Search more codes in this manual