Mitsubishi Electric MELSERVO-J3 Series Manual page 115

Part 3: Review on Replacement of MR-J3-_B_ with MR-J4-_B_
MR-J3-_B_
No. Name and function
PA14 Rotation direction selection
This parameter is made valid when power is switched
off, then on after setting, or when the controller reset has
been performed.
Select servo motor rotation direction relative.
Servo motor rotation direction (Note)
When positioning
address increases
(Position control)
[Pr. PA14]
Command speed in the
setting
positive direction (Speed
control)
Command torque in the
positive direction (Torque
control)
0 CCW
1 CW
Note 1. The torque generation direction for the torque
control.
2. The torque generation direction can be set for
the slave axis with this parameter by using the
master-slave operation function.
Forward rotation (CCW)
Initial
value
0
When positioning
address decreases
(Position control)
Command speed in the
negative direction
(Speed control)
Command torque in the
negative direction
(Torque control)
CW
CCW
Reverse rotation (CW)
3 - 22
MR-J4-_B_
No. Name and function
PA14 Rotation direction selection/travel direction selection
This is used to select a rotation direction or travel
direction.
For the setting for the master-slave operation function,
refer to "Part 5 section 6.2
Servo motor rotation direction
Setting
Positioning
value
address increase
CCW or
0
positive direction
CW or
1
negative direction
The following shows the servo motor rotation directions.
Forward rotation (CCW)
"
.
Positioning
address decrease
CW or
negative direction
CCW or
positive direction
Reverse rotation (CW)
Initial
value
0