Instruction manual

Parameter Operation
MELSERVO J2-Super 4 - 15
Number Symbol Initial value Unit Setting range
6 FBP 0 Refer description
Feedback pulse number
Set the number of pulses per revolution in the controller side command unit.
Information on the motor such as the feedback pulse value, present position, droop pulses and within-one-revolution
position are derived from this setting.
Setting Number of feedback pulses
0 16384
18192
6 32768
7 131072
255 Depending on the motor resolution pulses
NOTE:
If the number of pulses set exceeds the actual motor resolution, the motor resolution is set automatically.
7 POL 0 Refer description
Rotation direction selection
Used to select the rotation direction of the servo motor.
0: Forward rotation with the increase of the address
1: Reverse rotation with the increase of the address
8 ATU 0001 Refer description
Auto tuning
Used to select the gain adjustment mode of auto tuning.
Setting Adjustment method Description
0 Interpolation mode
Only position control gain 1
(Pr. 13)
1 Auto tuning mode 1
Setting for position and
rotation speed control loops
3 Auto tuning mode 2
Inertia ratio setting (Pr. 12)
Response level setting can
be changed.
4 Manual mode 1 Simple manual adjustment
2 Manual mode 2
Manual adjustment of all
gains.
Tab. 4-13: Parameter list details (2)
Forward rotation
Reverse rotation
0 00