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How does PI control work in the ATV66?

PI or Proportional Intergal Regulator is a meathod of control by which the drive adjusts output speed to maintain a setpoint based on an analog input.
The Proportional is called Offset.
The Intergal is called the SP Gain.
The setpoint can be an analog input or can be set by the keypad.

See pages 91 to 100 of the publication VD0C06S305C for details on how to operate PI control in the Altivar 66 drive.

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