YASKAWA SGD7S-****20A Series Product Manual page 300

8.5 Estimating the Moment of Inertia
8.5.4 Operating Procedure
12.
Repeat steps 9 to 11 until the Next Button is enabled.
Measurements are performed from 2 to 7 times and then verified. The number of measurements is
displayed in upper left corner of the dialog box. A progress bar at the bottom of the dialog box will
show the progress of the transfer each time.
13.
When the measurements have been completed, click the Servo On Button to turn OFF
the servo.
14.
Click the Next Button.
The Write Results Dialog Box will be displayed.
Information
15.
Click the Writing Results Button.
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 Identified Moment of Inertia Ratio Box
The moment of inertia ratio that was found with operation and measurements is dis-
played here.
 Writing Results Button
If you click this button, Pn103 (Moment of Inertia Ratio) in the SERVOPACK is set to the
value that is displayed for the identified moment of inertia ratio.
 Pn103: Moment of Inertia Ratio Box
The value that is set for the parameter is displayed here.
After you click the Writing Results Button, the value that was found with operation and
measurements will be displayed as the new setting.
 Back Button
This button is disabled.
 Cancel Button
This button will return you to the Tuning Dialog Box.
16.
Confirm that the Identified Moment of Inertia Ratio Box and the Pn103: Moment of
Inertia Ratio Box show the same value and then click the Finish Button.
17.
Click the OK Button.
8-22
If you click the Next Button before you turn OFF the servo, the following Dialog Box will
be displayed. Click the OK Button to turn OFF the servo.
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