000E

Encoder reported a position counter error

ABB · ACS880

What does 000E mean?

The encoder has detected an internal error related to its position counter. This indicates a problem with the encoder's ability to accurately track position, which can lead to inaccurate motor control or positioning if unresolved.

Common Causes

  • Internal hardware malfunction within the encoder, such as an ASIC error or memory corruption, preventing accurate position tracking.
  • Electrical noise or electromagnetic interference (EMI) on the encoder feedback lines causing signal corruption (e.g., due to unshielded cable or poor grounding).
  • Incorrect encoder type or resolution parameterization (e.g., Parameter P2-01 configured for incremental while an absolute encoder is connected).
  • Physical damage to the encoder disk, sensor, or internal components due to vibration or mechanical stress.
  • Loose or damaged connections at the encoder terminals (e.g., X2:A, X2:B, X2:Z) leading to intermittent signal loss.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the encoder type (e.g., incremental, absolute) and resolution settings in drive parameter P2-01 (Encoder Type) to ensure they match the installed encoder.

  2. 2

    Measure the supply voltage at the encoder terminals X2:1 (24VDC) and X2:2 (GND) to confirm it is stable and within the specified range (e.g., 22-26VDC).

  3. 3

    Inspect the encoder cable shield termination at both the drive and encoder ends for proper 360-degree grounding and secure clamping.

  4. 4

    Check for loose connections or corrosion at all encoder feedback terminals (e.g., X2:A+, X2:A-, X2:B+, X2:B-) and tighten them to specification.

  5. 5

    Replace the encoder feedback cable if physical damage (e.g., cuts, crushing) is observed or continuity tests fail on individual conductors.

  6. 6

    Replace the encoder unit itself if all electrical, cabling, and parameterization checks are satisfactory and the error persists.

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Verified technical data. Last updated: March 2026

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