Channel Data Inaccurate / Untrusted
Allen-Bradley · Compact 5000 I/O Analog Modules
¿Qué significa I.Chxx.Fault ?
This input tag, when set to 1, indicates that the data reported by channel xx is inaccurate and should not be used for control applications. This signifies a fundamental issue with data integrity for that specific channel, requiring immediate troubleshooting of the channel's setup and connections. The tag automatically resets to 0 once the underlying condition is removed.
Causas comunes
- The specific channel (xx) is disabled in the module configuration.
- An Open Wire condition exists on the input module.
- A No Load condition exists on the output module.
- An Underrange or Overrange condition is present on the input or output signal.
- A Short Circuit condition is detected on an output channel.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Verify that channel xx is enabled in the module's Logix Designer application configuration.
- 2
Physically inspect the wiring for channel xx for open circuits or disconnections.
- 3
For output channels, verify the load is properly connected and functioning.
- 4
Measure the input or output signal at channel xx to confirm it is within its specified operating range.
- 5
For output channels, measure output current to check for short circuit conditions.