Mitsubishi Electric MELSERVO-J2S Series Transition Handbook page 237

Part 6: Review on Replacement of MR-J2M with MR-J4
(2) Drive unit MR-J2M-_DU
MR-J2M-B
(Drive unit MR-J2M-_DU)
No. Name
Absolute position detection
1
selection
2 Regenerative resistor
3
Automatically set from the servo
to
system controller
5
6 Feedback pulse number
7 Rotation direction selection
8 Auto Tuning
9 Servo response
10 Forward rotation torque limit
11 Reverse rotation torque limit
Ratio of load inertia to servo motor
12
inertia (load inertia ratio)
13 Position loop gain 1.
14 Speed loop gain 1.
15 Position loop gain 2.
16 Speed loop gain 2.
17 Speed integral compensation.
Machine resonance suppression
18 filter 1
19 Feed forward gain
20 In-position range
Electromagnetic brake sequence
21
output
22 For manufacturer setting
Encoder cable selection
23
Servo forced stop
Motor-less operation selection
24
Slight vibration suppression control
selection
Low-pass filter selection
Adaptive vibration suppression
25
control selection
Adaptive vibration suppression
control level selection
30 Zero speed
31 Error excessive alarm level
32 PI-PID switching control selection
Encoder output pulse setting
33
selection
MR-J4-_B_
No. Name
Absolute position detection
PA03
system selection
Regenerative option
PA02
selection
PA14 Rotation direction selection
PA08 Auto tuning mode
PA09 Auto tuning response
PB06 Load to motor inertia ratio
PB07 Model loop gain
PB08 Position loop gain
PB09 Speed loop gain
Speed integral
PB10
compensation
Machine resonance
PB13
suppression filter 1
PB14
Notch shape selection 1
PB04 Feed forward gain
PA10 In-position range
Electromagnetic brake
PC02
sequence output
Encoder communication
PC04
method selection
PA04 Servo forced stop selection
Motor-less operation
PC05
selection
Slight vibration suppression
PB24
control
PB23 Low-pass filter selection
PC07 Zero speed
PC01 Error excessive alarm level
Error excessive alarm level
PC06
unit selection
PI-PID switching control
PB24
selection
PA15 Encoder output pulse
6 - 18
Note
The setting must be changed according to option
model.
No corresponding parameter (Setting not required)
No corresponding parameter
The setting value needs to be changed according
to the auto tuning mode. Some of the settings
cannot be set.
Gain adjustment mode correspondence table
MR-J2M-B
Interpolation mode 2 gain adjustment mode 1
Auto tuning mode 1 Auto tuning mode 1
Auto tuning mode 2 Auto tuning mode 2
Manual mode 1
Manual mode 2 Manual mode
The setting value must be changed based on
machine resonance frequency.
No corresponding parameter
The unit system is different.
(0.1-fold→0.01-fold)
Pay attention to setting value.
The unit system is different. (rad/s→0.1 rad/s)
No corresponding parameter (Setting not required)
The unit system is different. (rad/s→0.1 rad/s)
The unit system is different. (ms→0.1 ms)
Change the setting value according to the
frequency and depth.
Pay attention to the unit system.
MR-J2M-B: Set by the feedback pulse unit.
MR-J4-_B_: Set per command pulse.
No corresponding parameter (Machine resonance
filters can be automatically adjusted with PB01.)
J2MB: 0.025 rev. unit
J4B: 1/0.1/0.01/0.001 rev.
unit selectable
Switching with PI-PID switching position droop is
not possible.
Max. output frequency is different.
MR-J4-_B_