Auto-Tuning - YASKAWA SGMAH User Manual

Sigma ii series servo system

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Sigma II User's Manual

6.3 Auto-Tuning

If positioning is taking a long time, the speed loop gain or position loop gain of the servo

system may not be set properly. If the gain settings are wrong, set them properly in accor-

dance with the configuration and rigidity of the machinery.

The servo amplifier incorporates an online auto-tuning function, which checks the charac-

teristics of the machinery automatically and makes the necessary servo gain adjustments.

The function is easy to use and makes it possible for even beginners to perform servo gain

tuning and set all servo gains as parameters.

The following parameters can be set automatically by using the online auto-tuning func-

The characteristics of the machinery

are checked automatically for optimum

Servo amplifier

Speed loop gain

Speed loop integral time constant

Position loop gain

Torque reference filter time constant

Chapter 6: Servo Adjustment

Load inertia

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