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Visitor
July 22, 2026
Question

Position Control maximum rpm exceeded

  • July 22, 2026
  • 1 reply
  • 15 views

In position control mode, when the commanded angleand motion time are not properly matched, the motor speed sometimes exceeds the maximum speed limit. For example, if the motor’s maximum speed is 3000 RPM, after executing the command the motor speed may reach 4000 RPM. Its not generating error that this motion cannot be executed.

1 reply

GMA
ST Technical Moderator
July 23, 2026

Hello ​@soheildavoudi,

The Position Control feature does not check whether the speed exceeds the speed limit during the cruise period.

During the cruise period, the speed can exceed the specified maximum motor speed. Configure the Position Control parameters (Target Position and Duration) to limit the speed.

For more information, refer to the Position Control application note.

If you agree with the answer, please accept it by clicking on 'Best answer'.Best regards.GMA