I x .DF1.DiagnosticActive
DF1 Diagnostic Active
Allen-Bradley · Compact 5000 I/O Serial Module
What does I x .DF1.DiagnosticActive mean?
This boolean tag for module 'x' indicates that one or more diagnostic conditions are currently active or that a prognostic threshold has been reached within the DF1 channel. A value of 1 signifies an ongoing diagnostic event, which means a problem or potential problem exists, requiring further investigation to identify the specific issue.
Common Causes
- Detection of a distinct diagnostic condition (e.g., communication error, internal hardware issue) by the module 'x'.
- Prognostics threshold reached, indicating a potential impending failure or performance degradation within the DF1 channel.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Monitor the `I x .DF1.DiagnosticSequenceCount` tag to identify when new diagnostic events occur or resolve.
- 2
Access and review the module's diagnostic logs within the Logix Designer application for detailed event descriptions and timestamps related to channel 'x'.
Verified technical data. Last updated: March 2026
Related Faults
Source: Allen-Bradley Compact 5000 I/O Serial Module