YASKAWA Varispeed E7 User Manual

Individual Functions
6-87
PI Adjustment Examples
Suppressing Overshoot
If overshoot occurs, reduce Proportional gain (P), and increase integral time (I).
Set a Rapidly Stabilizing Control Condition
To rapidly stabilize the control even if overshoot occurs, reduce integral time (I).
Suppressing Long-cycle Vibration
If vibration occurs with a longer cycle than the integral time (I) set value, lengthen the integral time (I) to sup-
press the vibration.
Response
Before adjustment
After adjustment
Time
Response
Before adjustment
After adjustment
Time
Response
Before adjustment
After adjustment
Time
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YASKAWA Varispeed E7 Specifications

General

Brand	YASKAWA
Model	Varispeed E7
Category	DC Drives
Language	English