Mitsubishi Electric MR-J4-10B(-RJ) Instruction Manual page 102

3. SIGNALS AND WIRING
The servo amplifier front view shown is that of the MR-J4-20B or less. Refer to chapter 9 DIMENSIONS for
the appearances and connector layouts of the other servo amplifiers.
The frames of the CN2 and CN3 connectors are connected to the protective earth terminal in the servo
amplifier.
CN8
For the STO I/O signal
connector, refer to section 13.2.
(Note 2)
CN2
2 6 10
LG 4 8
THM2
MRR MXR
1 5 9
P5 3 7
BAT
THM1
MR MX
(Note 1, 2) CN2L
(for using serial encoder)
2 6 10
LG 4 8
MRR2 MXR2
1 5 9
P5 3 7
BAT
MR2 MX2
Note 1. The MR-J4-_B_ servo amplifiers have CN2L connectors. This CN2L is a connector of 3M.
When using any other connector, refer to each servo motor instruction manual.
2. Refer to table 1.1 for connections of external encoders.
(Note 1, 2) CN2L
(for using A/B/Z-phase pulse encoder)
2 6 10
LG 4 8
PBR
PSEL
PAR PZR
1 5 9
P5 3 PB 7
PA PZ
3 - 25
CN5 (USB connector)
Refer to section 11.7
CN1A
Connector for SSCNET III
cable for previous servo
amplifier axis
CN1B
Connector for SSCNET III
cable for next servo
amplifier axis
CN4
(Battery connector)
Refer to section 11.8
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