Mitsubishi Electric MELSERVO-J2S Series Transition Handbook page 89

Part 3: Review on Replacement of MR-J2S-_B_ with MR-J4-_B_
(2) List of connector and terminal block correspondence
MR-J2S-_B_
(1) Bus cable connector
(2) Bus cable-connecting connector
(3) Encoder connector
PC connection
Communicati
(4) on connector Analog monitor
[CN3]
Encoder output pulses
(8) Analog output connector
(9) I/O signal connector
Main circuit
Input power supply
terminal block
(5)
Servo motor power supply
[TE1]
(6) Control circuit terminal block
(7) Battery connector
Note 1. When not using the STO function in MR-J4-_B_, attach a short-circuit connector supplied with a servo amplifier onto CN8
(STO input signal connector).
2. These connectors are only for MR-J2S-11KB or models with more capacity.
3. The configuration of the main circuit terminal block differs depending on capacity.
Refer to "Part 7: Common Reference Material".
(3) Comparison of signals
MR-J2S-_B_ <7 kW or less>
Connector pin assignment
CN3
Note 1. Signals unique to MR-J4-_B_ are in parentheses.
2. The factory setting for MR-J4-_B_ is EM2.
3. Set with [Pr. PD07] to [PD09] for use.
[CN1A] SSCNET III/H cable connector
[CN1B] SSCNET III/H cable connector
[CN2] Encoder connector
USB communication connector
→
I/O signal connector
[CN4] (Note 2)
[CON2] (Note 2)
Main circuit power connector
Servo motor power connector
[TE2] Control circuit power connector [CNP2]
[CON1] Battery connector
Abbreviation
(Note 1)
Connector pin No.
CN3-20
CN3-13
CN3-6
CN3-16
CN3-7
CN3-17
CN3-8
CN3-18
CN3-4
CN3-14
CN3-10
CN3-5
(DICOM)
CN3-3
(DOCOM)
CN3-1
CN3-11
Plate
MR-J4-_B_
[CN1A]
[CN1B]
[CNP1]
[CNP3]
Connector pin No.
EM1
CN3-20 (Note 2)
(EM2)
MBR CN3-13
DB (Note 3)
LA CN3-6
LAR CN3-16
LB CN3-7
LBR CN3-17
LZ CN3-8
LZR CN3-18
MO1 CN3-4
MO2 CN3-14
VDD
COM CN3-5
CN3-10
SG
CN3-3
CN3-1
LG
CN3-11
SD Plate
3 - 12
Precautions
Must switch to SSCNET III/H cable
(option).
Must switch to SSCNET III/H cable
(option).
Must switch to encoder cable
[CN2]
(option) or prepare a new cable.
[CN5] Must switch to USB cable (option).
[CN3] Prepare a new cable.
Must switch to the power connector
(enclosed with the servo amplifier).
[CN4] Prepare a new battery.
MR-J4-_B_
Connector pin assignment
CN3