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15. MR-E- AG-QW003 SERVO AMPLIFIER COMPATIBLE WITH ANALOG INPUT
(3) Speed/torque control change mode
Set "0003" in parameter No.0 to switch to the speed/torque control change mode.
(a) 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 and control modes are indicated below.
(Note) LOP Servo control mode
0 Speed control mode
1 Torque control mode
Note.0: off
1: on
The control mode may be changed at any time. A change timing chart is shown below.
10V
0
ON
OFF
Torque
control mode
Servo motor speed
Control change (LOP)
(Note)
Speed
control mode
Speed
control mode
Analog torque
command (TC)
Load torque
Forward rotation in driving mode
Note. When the start (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.
(b) Speed setting in speed control mode
Same as (1)(a).
(c) Torque limit in speed control mode
Same as (1)(c).
(d) Speed limit in torque control mode
Same as (2)(c).
(e) Torque control in torque control mode
Same as (2)(a).
(f) Torque limit in torque control mode
Same as (2)(b).
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