Mode Selection - Fuji Electric Alpha7 VV User Manual

3.4.4

Mode Selection

The operation control mode can be changed with parameter settings shown below and control mode
switching signal.
PA1_01:Control mode
selection
3
4
5
The operation pattern with "5" specified in PA1_01 (speed control ⇔ torque control) is shown below.
Speed
ON
[RDY]
Zero speed
ON
Control mode OFF
selection
To forcibly push against the mechanical system as shown in the figure above, torque limit
should be adopted with a pushing material or the like.
For the torque control, refer to Section 3.4.3.
The control mode switching condition is activation of the zero speed signal.
The same rule applies to t he case where the control mode is "6" (extension mode).
Control mode (function No.36)
Control mode selection=OFF
Position control
Position control
Speed control
Forcible push against the
mechanical system
OFF
Speed control
CHAPTER 3 OPERATION
Control mode selection=ON
Speed control
Torque control
Torque control
ON
Torque control
Operation with VS Type
3
3-13