Speed/Torque Control Change Mode - Mitsubishi Electric Melservo-J2-JR SERIES Instruction Manual

3. SIGNALS AND WIRING
3.4.5

Speed/torque control change mode

Set 0003 in parameter No. 0 to switch to the speed/torque control change mode.
(1) Control change (LOP)
Use control change (LOP) to switch between the speed control mode and the torque control mode from
an external contact. Relationships between LOP-SG status and control modes are indicated below:
(Note) LOP
0 Speed control mode
1 Torque control mode
Note. 0: LOP-SG off (open)
1: LOP-SG on (short)
The control mode may be changed at any time. A change timing chart is shown below:
Servo motor speed
Analog torque
command (TC)
Control change (LOP)
Note: When the start signal (ST1 ST2) is switched off as soon as the mode is changed to speed control,
the servo motor comes to a stop according to the deceleration time constant.
(2) Speed setting in speed control mode
As in Section 3.4.2 (1).
(3) Torque limit in speed control mode
As in Section 3.4.1 (2).
Servo Control Mode
Speed
control mode
10V
0
ON
OFF
Torque Speed
control mode control mode
(Note)
Load torque
Forward rotation in driving mode
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