D-80 Parameter Reference
AC30 series Variable Speed Drive
The type of speed sequence may be Bi-directional or Unidirectional:
Bi-directional
Initially, the search is performed in the direction of the speed setpoint. If the drive fails to identify the motor speed in this direction, a second speed
search is performed in the reverse direction.
Unidirectional
The search is performed only in the direction of the speed setpoint.