YASKAWA SGMJV

9.1 System Configuration and Connection Example for SERVOPACK with Fully-closed Loop Control
9-3
9
Fully-closed Loop Control
9.1.2 Internal Configuration of Fully-closed Loop Control
Internal configuration of fully-closed loop control is shown below.
 With Position Control
Note: Either an incremental or an absolute encoder can be used. When the absolute encoder is used, set 1 to Pn002.2 (use
the absolute encoder as an incremental encoder).
 With Speed Control
Elec-
tronic
gear
× 1
× 2
× 4
Reference
pulse
Encoder
output
pulse
Error
counter
Speed
loop
Alarm
detection
Divider
Machine
SERVOPACK
Position
control
loop


Serial
conversion
Motor
A.d10
Encoder
External encoderޓ
Speed
conversion
Speed feedback
SERVOPACK
Speed or
torque
reference
Encoder
output
pulse


Divider
Speed
loop
Machine
Motor
Encoder
External encoderޓ
Speed
conversion
Speed feedback
Serial
conversion