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ErrorLib — Industrial Fault Code Library

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08460000 hex

Absolute Position Detection Error

Omron · NJ/NX-series Machine Automation Controller

What does 08460000 hex mean?

The encoder detected a multi-rotation counter error. This fault points to an issue with the encoder's multi-rotation detection section, affecting the absolute positioning capability.

Common Causes

  • A detection error was detected in the multi-rotation detection section of the encoder
  • There is excessive noise

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the status of the encoder's multi-turn backup battery or internal power storage, and replace if indicated.

  2. 2

    Inspect the encoder feedback cable for physical damage, proper shielding, and secure connections at both the encoder/motor and the servo drive/controller.

  3. 3

    Check the encoder configuration parameters in the Omron NJ/NX controller and the connected servo drive (if applicable) for correct encoder type, resolution, and multi-turn settings.

  4. 4

    Execute the absolute position re-initialization or data clear procedure for the affected axis as described in the Omron servo drive and NJ/NX documentation.

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

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Source: Omron NJ/NX-series Machine Automation Controller
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