Omron 8U0108-E1-01, User Manual

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XtraDrive User Manual Chapter 5 : Parameter Settings and Functions
5-41
Using the Torque Feed-Forward Function
To use the torque feed-forward function, set the following parameter
to 2.
Parameter Signal Setting Control Mode
Pn002.0
Speed Control Option
(T-REF Terminal Allocation)
Default Setting: 0
Speed/Torque
Control
This setting enables the torque feed-forward function.
Pn002.0 Setting T-REF Function
0 None.
1
T-REF terminal used for external torque limit
input.
2
T-REF terminal used for torque feed-forward
input.
The torque feed-forward function cannot be used with the torque
limiting by analog voltage reference function described in
5.2.9 Torque
Limiting by Analog Voltage Reference.
Setting
Torque feed-forward is set using parameter Pn400.
The default setting at Pn400 is 30. If, for example, the torque feed-
forward value is ±3V, then the torque is limited to ±100% of the rated
torque.
Parameter Signal
Setting
(0.1V/Rated Torque)
Control Mode
Pn400
Torque Reference
Input Adjustment
Factor
Setting Range: 0 to 100
Default Setting: 30 Speed/Torque
Control