Mitsubishi Electric MELSERVO-J3 Series Manual page 104

Part 3: Review on Replacement of MR-J3-_B_ with MR-J4-_B_
(5) Comparison of signals
MR-J3-_B_ < 7 kW or less >
Connector pin assignment
CN3
1
2 12
LG
DI1 DI2
3
4 14
DOCOM
MO1 MO2
5
6 16
DICOM
LA LAR
7
8 18
LB
LZ
LZR
9
10 20
INP
EM1
DICOM
Note 1. Signals unique to MR-J4-_B_ are in parentheses.
2. The factory setting for MR-J4-_B_ is EM2.
Connector pin No.
CN3-1
CN3-2
CN3-3
CN3-4
11
CN3-5
CN3-6
LG
CN3-7
13
CN3-8
MBR CN3-9
CN3-10
15
CN3-11
ALM
CN3-12
17 CN3-13
CN3-14
LBR
CN3-15
19
CN3-16
CN3-17
DI3
CN3-18
CN3-19
CN3-20 (Note 2)
Plate
Abbreviation
(Note 1)
Connector pin No.
LG CN3-1
DI1 CN3-2
DOCOM CN3-3
MO1 CN3-4
DICOM CN3-5
LA CN3-6
LB CN3-7
LZ CN3-8
INP CN3-9
DICOM CN3-10
LG CN3-11
DI2 CN3-12
MBR CN3-13
MO2 CN3-14
ALM CN3-15
LAR CN3-16
LBR CN3-17
LZR
CN3-18
DI3 CN3-19
EM1
CN3-20
(EM2)
SD Plate
3 - 11
MR-J4-_B_
Connector pin assignment
CN3
1 11
2 12
LG LG
DI1 DI2
3 13
4 14
MBR
DOCOM
MO1 MO2
5 15
6 16
ALM
DICOM
LA LAR
7 17
8 18
LB
LBR
LZ
LZR
9 19
10 20
INP DI3
EM2
DICOM