Speed Feedback Method During Fully-Closed Loop Control - YASKAWA SGMJV User Manual

9.2.9 Speed Feedback Method during Fully-closed Loop Control

Speed or torque
reference
Encoder output
pulse
Use Pn22A.3 to select the speed feedback method during fully-closed loop control: Normally, set Pn22A.3 to
0 (Uses motor encoder speed.). Set Pn22A.3 to 1 (Uses external encoder speed.) when connecting a direct
drive motor and high-resolution external encoder.
Parameter
n.0
Pn22A
n.1
Note: This parameter cannot be used when Pn002.3 is set to 0.
SERVOPACK
Divider
Meaning
Uses motor encoder speed. [Factory setting]
Uses external encoder speed.
9.2 Settings for Fully-closed Loop Control
Speed
loop
+ -
Pn22A
Speed
Speed feedback
conversion
Unit conversion Pn20A
Speed conversion
When Enabled
After restart
Motor
Machine
Encoder
External encoder
Serial
conversion
Classification
Setup
9-19
9