Yaskawa Large Capacity Sigma II Series - Manual (Page 26)

1 For First-time Users of AC Servos
1.3.2 Using the SGDH SERVOPACK
1-12
„ Using the SERVOPACK for Torque Control
The SERVOPACK can be used for torque control as shown below.
The host controller outputs a torque reference to control the SERVOPACK. It also receives a
pulse train (position information) from the SERVOPACK and uses it to monitor the position.
Position
monitoring
Position
information
Torque
reference
Host controller
SERVOPACK
(torque control mode)
Power
amplifier
(Analog
voltage)
Torque (current)
feedback
Pulse train
Servomotor
Position feedback Encoder