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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.

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.

Browse all codes in this manual (96)
Verified technical data. Last updated: April 2026

Related Faults

04A10000Non-volatile Memory Hardware Error04A10000 hexNon-volatile Memory Hardware Error04AC0000 hexOvercurrent
Source: Omron NJ/NX-series Machine Automation Controller
Open Manual (Page 283)Search more codes in this manual