Mitsubishi Electric Melservo MR-J3-A Instruction Manual page 355

Servo amplifier
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13. COMMUNICATION FUNCTION
(b) Cable connection diagram
Wire the cables as shown below.
(Note 4, 5)
RS-422
output
1 2 3 4 5 6 7 8
unit
(Note 5)
GND
1
2
P5D
SDP
3
4
RDN
5
RDP
6
SDN
GND
7
NC
8
(Note 6) Branch connector
Note 1. Recommended connector (Hirose Electric)
Plug: TM10P-88P
Connection tool: CL250-0228-1
2. The final axis must be terminated between RDP (pin No. 3) and RDN (pin No.6) on the receiving side (servo amplifier) with a
150 resistor.
3. The overall length is 30m or less in low-noise environment.
4. The wiring between the branch connector and servo amplifier should be as short as possible.
5. Use the EIA568-compliant cable (10BASE-T cable, etc.).
6. Recommended branch connector: BMJ-8 (Hakko Electric Machine Works)
7. n 32 (Up to 32 axes can be connected.)
(Note 3) 30m or less
(Note 1)
Axis 1 servo amplifier
CN3 connector
(RJ45 connector)
(Note 4, 5)
1
LG
2
P5D
3
RDP
4
SDN
5
SDP
6
RDN
7
LG
8
NC
1 2 3 4 5 6 7 8
(Note 5)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
(Note 6) Branch connector
13 - 2
(Note 1)
Axis 2 servo amplifier
CN3 connector
(RJ45 connector)
1
LG
2
P5D
3
RDP
4
SDN
5
SDP
6
RDN
7
LG
8
NC
(Note 5)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
(Note 6) Branch connector
(Note 1, 7)
Axis n servo amplifier
CN3 connector
(RJ45 connector)
(Note 4, 5)
1
LG
2
P5D
3
RDP
4
SDN
5
SDP
6
RDN
7
LG
8
NC
1 2 3 4 5 6 7 8
1
2
RDP
3
(Note 2)
4
150
5
6
RDN
7
8

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