Part 2: Review on Replacement of MR-J3-_A_ with MR-J4-_A_
2 - 8
3.3 List of Corresponding Connectors and Terminal Blocks
(1) Connector comparison table
The following shows examples of connections with the peripheral equipment. For details of signals, refer
to each servo amplifier instruction manual.
MR-J3-_A_ MR-J4-_A_
Power supply
(FR-BSF01)
Line noise filter
R S T
Magnetic
(MC)
contactor
No-fuse breaker
(NFB) or fuse
C
P
option
Regenerative
L
11
L
21
Power factor
improving DC
reactor
(FR-BEL)
Analog monitor
P
1
P
2
U V W
Servo amplifier
Servo motor
Battery
L
1
L
2
L
3
(Note 2)
Setup software
(SETUP221E)
Personal
computer
P+
C
L11
L21
P3
P4
MR Configurator2
CN8
W
V
U
L1
L2
L3
R S T
Line noise
filter
(FR-BSF01)
Regenerative
option
Servo motor
Personal
computer
Magnetic
contactor
(MC)
Power factor
improving DC
reactor
(FR-HEL)
Molded-case
circuit breaker
(MCCB)
To STO input/output
Power
supply
To RS-422 communication
(Note 2)
Analog monitor
Encoder cable
Power supply lead
Note 1.
The above configuration example is applied to MR-J3-
200A or a system with less capacity.
Note 1.
The above configuration example is applied to MR-J4-
200A or a system with less capacity.
2. The power factor improving AC reactor can also be used.
In this case, the power factor improving DC reactor
cannot be used.
2. The power factor improving AC reactor can also be used.
In this case, the power factor improving DC reactor
cannot be used.
(2) List of connector and terminal block correspondence
MR-J3-_A_
→
MR-J4-_A_
Precautions
No.
Connector name
Connector No.
No.
Connector name
Connector No.
①
I/O signal connector
CN1
①
I/O signal connector
CN1
②
Encoder
connector
CN2
②
Encoder
connector
CN2
③
RS-422 communication
connector
CN3
③
RS-422 communication
connector
CN3
④
USB communication
connector
CN5
④
USB communication
connector
CN5
⑤
Analog monitor connector
CN6
⑤
Main circuit power
connector
CN6
⑥
Main circuit power supply
connector
CNP1
⑥
Main circuit power supply
connector
CNP1
Switch to the power
connector (enclosed with
the amplifier).
⑦
Control circuit power supply
connector
CNP2
⑦
Control circuit power supply
connector
CNP2
⑧
Servo motor power
connector
CNP3
⑧
Servo motor power
connector
CNP3
⑨
Battery
connector
CN4
⑨
Battery connector
CN4
Prepare a new battery.
Note. When not using the STO function in MR-J4-_A_, attach the short-circuit connector supplied with the servo amplifier to CN8 (STO
input signal connector).
The configuration of the main circuit terminal block differs depending on the capacity. Refer to "Part 6: Common Reference
Material".
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 ...