LS Mecapion L7 A001, User Manual, Page: 20 / 222

1. Product Components and Signals
1-8
(3) Torque Operation System
The servo is run by torque commands. Analog voltage-based commands are used.
Position
Controller
Torque
Controller
Change
Torque
Command
Torque
Controller
Current
Controller
Torque Command
Upper Level Controller Servo Drive Servo Motor
Motor
Encoder
Position Feedback

Advantages:

The servo responds quickly.

Precision control is easy.

Disadvantage: The upper level controller is complex.
(4) Operation Mode
The L7 servo drive can be run in torque, speed, and position modes, depending on its
interface with the upper level controller. The operation modes can be switched by
parameters or digital input contact point.
Operation Mode System Configuration
0 The servo is run on the torque operation system.
1 The servo is run on the speed operation system.
2 The servo is run on the position operation system.
3
The servo is run with the speed and position operation systems as points of
contact.
4
The servo is run with the speed and torque operation systems as points of
contact.
5
The servo is run with the position and torque operation systems as points of
contact.