Hitachi SJ Series, User Manual

Page: 300 / 786

12-11-13
Chapter 12 Inverter Functions
12.11.7 Switch Torque Control and Speed
Control
• We want to perform bump control after moving
objects.
• We want to use the system by switching speed
control and torque control.
• In the case of operating by switching torque control
and speed control, turn ON the input terminal
function 067 [ATR] function.
Parameter
Input terminal function
• If the torque command changes in a step manner
when switching from speed control to torque control,
the current may rise instantaneously.
Item Parameter Data Description
Speed/torque
control switch time
[Ad-04] 0~1000(ms)
Switches to torque command gradually based on
the set time when switching speed control to
torque control.
Item Parameter Data Description
Input terminal 1 to 9, A or B
selection [CA-01]~[CA-11] 067 [ATR]: Torque command input approval
Q
A
!