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0687

Feed-Forward Coefficient Overflow

Fanuc · Alpha i Series Servo Amplifier

Hva betyr 0687 ?

This invalid parameter setting alarm indicates that the internal calculation value of the feed-forward coefficient has overflowed. This suggests the coefficient setting is too high or requires a different calculation method to accommodate the value.

Vanlige årsaker

  • Feed-forward coefficient calculation has overflowed.
  • Inaccurate motor model used for feed-forward control.
  • Feed-forward compensation parameter (P04-16) is too high.
  • System is overreacting to expected torque demands.

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  1. 1

    Utilize the position gain expansion function to handle the feed-forward coefficient calculation.

Se alle koder i denne manualen (101)
Verifisert teknisk data. Sist oppdatert: March 2026

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Kilde: Fanuc Alpha i Series Servo Amplifier