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A034 alarm in siemens master drive

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Cause : Setpoint/actual value deviation comes when the difference between freqeuncy setpoint/actual value is greater than the parameterized value and the control monitoring time has elapsed. Bit 8 in r552 status word 1 of the setpoint channel.

The A034 alarm in siemens master drive a parameterizable warning for speed setpoint deviation. This means the difference between the desired speed you've programmed for the motor (setpoint) and the actual speed the motor is achieving (actual value) exceeds a certain threshold for a specific duration.

  1. Check whether an excessive torque requirement is available.
  2. Check whether the motor was dimensioned too small.
  3. Increase values P792 Perm Deviation Frq/ set/actual DevSpeed and P794 Deviation Time.
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