080C0000

External Encoder Connection Error

Omron · NJ/NX-series Machine Automation Controller

What does 080C0000 mean?

Communication between the external encoder and the Servo Drive has been interrupted repeatedly beyond a specified threshold, indicating a persistent disconnection. This suggests a problem with the physical wiring.

Common Causes

  • Incorrect wiring between the external encoder and the Servo Drive

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the wiring connections between the external encoder and the Servo Drive according to the installation manual wiring diagrams.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Omron NJ/NX-series Machine Automation Controller