Part 4: Replacement of MR-J3W-_B with MR-J4W2-_B
4 - 17
3.5.2 48 V DC/24 V DC class
(1) Comparison of connectors
MR-J3W-0303BN6 MR-J4W2-0303B6
Personal
computer
I/O signal
Rear axis servo amplifier
CN1A or Cap
Servo system
controller or Front axis
servo amplifier CN1B
24
0
PM
Relay
Circuit
protector
Circuit
protector
PM 0
24
Main circuit power supply: 48 V DC
Main circuit power supply: 24 V DC
A-axis servo motor
B-axis servo motor
MR-J3BAT
Setup software
(SETUP221E)
24 V DC
power supply
24 V DC
power supply
48 V DC
power supply
Personal
computer
MR Configurator2
24
0
PM
Relay
Circuit
protector
-
+
24 V DC
power supply
+
-
48 V DC
power supply
Circuit
protector
-
+
24 V DC
power supply
PM 0
24
48 V DC main circuit power supply
24 V DC main circuit power supply
A-axis servo motor
B-axis servo motor
I/O signal
Servo system controller or
previous servo amplifier
CN1B
Next servo amplifier CN1A or
cap
CNP1
MR-BAT6V1SET-A
(2) List of connector and terminal block correspondence
MR-J3W-0303BN6
→
MR-J4W2-0303B6
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
MR-J3W cables can be used
as they are.
Refer to (3) in this section for
the connector pin assignment.
⑤
Main circuit power supply
connector
CNP1
⑤
Main circuit power supply
connector
CNP1
Replace the existing
connectors with the ones
supplied with the servo
amplifier.
⑥
Servo motor power
connector
CNP2A
CNP2B
⑥
Servo motor power
connector
Replace the existing
connectors with the ones
supplied with the servo
amplifier. They are different
from the cables and connector
of MR-J3W.
⑦
Battery
connector
CN4
⑦
Battery
connector
CN4
A new battery needs to be
prepared.
For details, refer to "MR-
J4W2-_B Servo Amplifier
Instruction Manual".
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 ...