EL
ErrorLib
Brands
||
  1. Home
  2. SEW Eurodrive
  3. Drives
  4. 26
About·Privacy·Terms

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.

26

External terminal error

SEW Eurodrive · Drives

What does 26 mean?

An external signal at terminals X6:9 and X6:10 is not present or not in the expected state. This typically relates to an external safety circuit or control input not meeting its required condition.

Common Causes

  • Missing or incorrect external signal at terminals X6:9,10.
  • Faulty wiring or disconnection in the external control circuit connected to X6:9,10.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the external control circuit connected to terminals X6:9,10 to ensure the required signal is present and correct.

  2. 2

    Verify wiring continuity and connections to terminals X6:9,10.

Browse all codes in this manual (39)
Verified technical data. Last updated: April 2026

Related Faults

01Overcurrent in output stage04Brake chopper error06Mains phase failure
Source: SEW Eurodrive Drives
Open Manual (Page 117)Search more codes in this manual