Part 4: Replacement of MR-J3W-_B with MR-J4W2-_B
4 - 14
3.5 List of Corresponding Connectors and Terminal Blocks
An example of connections with the peripheral equipment is shown below. Refer to the respective Instruction
Manuals for details on the signals.
3.5.1 200 V class
(1) Comparison of connectors
MR-J3W-_B MR-J4W2-_B
Setup software
(SETUP221E)
Molded-case
circuit breaker
(MCCB) or fuse
Power supply
filter
Line noise
(FR-BSF01)
Magnetic
(MC)
contactor
Power factor
improving AC
reactor
(FR-BAL)
CN2B
unit
Battery
Personal
computer
I/O signal
Servo system
controller or Front axis
servo amplifier CN1B
Rear axis servo amplifier
CN1A or Cap
A-axis servo motor
option
Regener ative
B-axis servo motor
P
L
3
Servo amplifier
L
2
L
1
C
D
V
W
U
W
V
U
L
21
L
11
SW3
Fr
on
t
sid
e
ON
12
A-axis
B-axis
D
W
U
W
U
V
Power factor
improving
reactor
(FR-HAL)
Line noise
filter
(FR-BSF01)
Power supply
Magnetic
contactor
(MC)
Molded-case
circuit breaker
(MCCB) or fuse
Personal
computer
Servo system
controller or Front axis
servo amplifier CN1B
Safety relay or
MR-J3-D05 safety logic unit
Rear servo amplifier
CN1A or Cap
(under the cover)
Battery unit
I/O signal
P+
L1
L2
L3
L21
L11
C
Regenerative
option
MR Configurator2
A-axis encoder
B-axis encoder
R S T
A-axis
servo motor
B-axis
servo motor
V
(2) List of connector and terminal block correspondence
MR-J3W-_B
→
MR-J4W2-_B
Precautions
No. Connector
name
Connector
No.
No. Connector
name
Connector
No.
①
Communication connector
CN1A
CN1B
①
Communication connector
CN1A
CN1B
MR-J3W cables can be used as
they are.
②
encoder connector
CN2A
CN2B
②
encoder connector
CN2A
CN2B
③
USB communication connector
CN5
③
USB communication connector
CN5
④
I/O signal connector
CN3
④
I/O signal connector
CN3
A new cable needs to be
prepared. Refer to (3) of this
section for details.
Analog monitors (MO1 and
MO2) are not supported. When
using MO1 and MO2, please
consider replacing the servo
amplifier with two MR-J4 single-
axis servo amplifiers.
⑤
Main circuit power connector
CNP1
⑤
Main circuit power connector
CNP1
Replace the existing connectors
with the ones supplied with the
servo amplifier.
⑥
Control circuit power connector
CNP2
⑥
Control circuit power connector
CNP2
⑦
Servo motor power connector
CNP3A
CNP3B
⑦
Servo motor power connector
CNP3A
CNP3B
⑧
Battery connector
CN4
⑧
Battery connector
CN4
A new battery needs to be
prepared.
For details, refer to "MR-J4W2-
_B Servo Amplifier Instruction
Manual".
⑨
STO input signal connector
⑨
STO input signal connector
CN8
When not using the STO in MR-
J4W2, attach the short-circuit
connector supplied with the
servo amplifier to CN8.
Summary of Contents for Melservo MR-J3-100B
Page 17: ...8 MEMO ...
Page 18: ...Part 1 Summary of MR J3 MR J3W Replacement 1 1 Part 1 Summary of MR J3 MR J3W Replacement ...
Page 145: ...Part 3 Review on Replacement of MR J3 _B_ with MR J4 _B_ 3 48 MEMO ...
Page 195: ...Part 4 Replacement of MR J3W _B with MR J4W2 _B 4 50 MEMO ...
Page 277: ...Part 5 Review on Replacement of MR J3 DU_ with MR J4 DU_ 5 82 MEMO ...
Page 278: ...Part 6 Common Reference Material 6 1 Part 6 Common Reference Material ...
Page 418: ...Part 7 Review on Replacement of Motor 7 1 Part 7 Review on Replacement of Motor ...
Page 564: ...Part 9 Startup Procedure Manual 9 1 Part 9 Startup Procedure Manual ...
Page 567: ...Part 9 Startup Procedure Manual 9 4 MEMO ...
Page 589: ...L NA 03127ENG C ...