Mitsubishi Electric MELSERVO-J2S Series Manual page 84

（７）Connecting the Replacing Servo Amplifier and the Conversion Cable
In the Case of Type A
1. Connect the conversion cable to the replacing
servo amplifier.
①Control signal conversion cable → CN1
②Encoder conversion cable
③Monitor conversion cable
Connection Diagram
Signal Name Wire Color
24V DC＋
24V DC－
*Pay attention to the polarity.
（Note 1）
24V DC power connection cable
Note 1 When a 24V DC power source is used for the internal
interface with MR-J2S
Use the 24V DC power connection cable among the accessories
in the package (SC-J2SJ4CTPWC5M) to connect the control signal
conversion cable and the 24V DC power source correctly. If you
make an incorrect connection, the amplifier may be broken.
In the Case of Type B
1. Connect the conversion cable to the replacing servo
amplifier.
①Control signal conversion cable
CN3 connector
②Encoder conversion cable
（Note 1）
24V DC power connection cable
Connection Diagram
Signal Name Wire Color
24V DC＋
24V DC－
*Pay attention to the polarity.
Note 2 Relay cable MR-J4T20CH00 is not included in Renewal Kit.
You need to prepare one by yourself. For the details of
how to connect the cables, see the technical materials on
SSCNET conversion modules (MR-J4-T20) issued by
Mitsubishi Electric corporation.
CAUTION
Control signal conversion cable
Red
White
Red
White
●A 24V DC power source for the interface is not included in
Renewal Kit. You need to prepare one by yourself.
→ CN2
→ CN6
MR-J4 CN1
→ CN3
→ CN2
Control signal
conversion cable
MR-J4 CN3
３-７
3 － 7
Monitor
conversion cable
MR-J4 CN6
Encoder conversion
cable
MR-J4 CN2
Encoder conversion
cable
MR-J4 CN2
Relay cable
for RS-232C
MR-J4T20CH00
（Note 2）