YASKAWA E-7S SERVOPACK SGD7S Product Manual page 311

8.8 Custom Tuning
8.8.4 Operating Procedure
7.
Set the Tuning mode Box and Mechanism selection Box, and then click the Next But-
ton.
•
Mechanism Selection Box
Select the type according to the machine element to drive.
If there is noise or if the gain does not increase, better results may be obtained by changing the rigidity
type. Select the type according to the following guidelines.
Mechanism Selection
1: Belt mechanism
2: Ball screw mechanism or
Linear motor
3: Rigid body system
Information
8.
If the moment of inertia ratio is not set correctly, correct the setting and then click the
Next Button.
8-44
Tuning is performed for a mechanism with relatively low rigidity, e.g., a belt.
Tuning is performed for a mechanism with relatively high rigidity, e.g., a ball screw or
Linear Servomotor. Use this setting if there is no other appropriate setting.
Tuning is performed for a mechanism with high rigidity, e.g., a rigid body system.
The tuning modes that you can select depend on the SERVOPACK setting.
Tuning mode Box
Mode Selection
This setting gives priority to stability
and preventing overshooting. In addi-
0: Set servo gains
tion to gain adjustment, notch filters
with priority given
and anti-resonance control (except
to stability.
during torque control) are automatically
adjusted.
Overshooting may occur because pri-
ority is given to response. In addition to
1: Set servo gains
gain adjustment, notch filters and anti-
with priority given
resonance control (except during
to response.
torque control) are automatically
adjusted.
Tuning is performed for positioning
2: Set servo gains applications. In addition to gain adjust-
for positioning ment, notch filters, anti-resonance
application. control, and vibration suppression are
adjusted.
Tuning is performed for positioning
3: Set servo gains
applications with emphasis on elimi-
especially to pre-
nating overshooting. In addition to gain
vent overshooting
adjustment, notch filters, anti-reso-
during positioning
nance control, and vibration suppres-
application.
sion are adjusted.
Description
Description