F108-87

Program fault

SEW Eurodrive · MOVIDRIVE MDX60B/61B Variable Speed Drive

What does F108-87 mean?

An internal program fault has occurred within the DCS..B option. The specific nature of the program fault is not detailed.

Common Causes

  • Incorrect program logic encountered during execution.
  • Corrupted program data in non-volatile memory.
  • Firmware update interrupted or incomplete.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Replace DCS..B option.

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Verified technical data. Last updated: March 2026

Related Faults

F108-101Internal processing fault PROFIsafeF108-103Internal processing fault PROFIsafeF108-105Internal processing fault PROFIsafe
Source: SEW Eurodrive MOVIDRIVE MDX60B/61B Variable Speed Drive
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