2207 F280

Motor %.1s: speed not equal to Imax

Heidenhain · NC Control

What does 2207 F280 mean?

The current motor speed for the displayed axis does not equal the expected speed at Imax (peak current). This could indicate a motor struggling to reach commanded speed, potentially due to excessive load, or an incorrect direction of rotation.

Common Causes

  • Current motor speed does not equal the expected at Imax.
  • Perhaps the direction of rotation is wrong.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the motor's direction of rotation by jogging the axis manually; if incorrect, reverse two motor phases or adjust the drive parameter for motor direction.

  2. 2

    Check for mechanical binding, excessive load, or increased friction on the axis that could prevent the motor from reaching expected speeds at peak current.

  3. 3

    Review the motor encoder feedback for accuracy and ensure its parameters (e.g., line count, resolution) are correctly configured in the NC control.

  4. 4

    Inspect the motor and drive parameters related to maximum current (Imax) and maximum speed (N-MAX) to ensure they are consistent and accurate for the application.

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Verified technical data. Last updated: March 2026

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