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ErrorLib — Industrial Fault Code Library

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2933 E008

SRG speed too high

Heidenhain · NC Control

What does 2933 E008 mean?

The Safe Reduced Rotational Velocity (SRG) was exceeded, or the system failed to achieve a standstill in the Safe Controlled Stop (SBH) operating mode. This indicates a violation of safety speed limits.

Common Causes

  • Safe reduced rotational velocity (SRG) was exceeded.
  • No standstill in safe controlled stop (SBH) operating mode.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify that all safety-related parameters for SRG (Safe Reduced Speed) and SBH (Safe Controlled Stop) are correctly configured according to the machine's safety manual.

  2. 2

    Check the function of safety inputs and sensors (e.g., door interlocks, enabling switches) that influence SRG and SBH modes for proper operation.

  3. 3

    Monitor the actual axis speed during operation in SRG/SBH mode to identify precisely when the limit is exceeded.

  4. 4

    Inspect the drive and encoder feedback systems for the affected axis to ensure accurate speed measurement and reliable control.

Browse all codes in this manual (58)
Verified technical data. Last updated: April 2026

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Source: Heidenhain NC Control
Open Manual (Page 219)Search more codes in this manual