ASF

Angle Error

Schneider Electric · Altivar Machine ATV320 Variable Speed Drive

What does ASF mean?

A fault related to an incorrect angle setting, which can impact precise motor control and synchronization. This typically indicates an issue with the feedback device or its configuration.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Perform a motor auto-tuning procedure to re-establish correct angle settings.

  2. 4

    Inspect the mechanical coupling between the motor and encoder for looseness or damage.

Source: Schneider Electric Altivar Machine ATV320 Variable Speed Drive
View Official PDF