Mitsubishi Electric MELSERVO MR-J2-A Product Specifications And Installation Manual page 175

6. OPTIONS AND AUXILIARY EQUIPMENT
4) Communication cable
NOTICE
Select the communication cable according to the shape of the RS-232C connector of the
personal computer used. When fabricating the cable, refer to the connection diagram in this
section. The following must be observed in fabrication:
• Always use a shielded, multi-core cable and connect the shield with FG securely.
• The optional communication cable is 3m (10 ft) long. When the cable is fabricated, its
maximum length is 15m (49 ft) in offices of good environment with minimal noise.
Connection diagram
• MR–CPC98CBL3M
Personal computer side
SD 2
RD 3
SG 7
RS 4
CS 5
D-SUB25 pins
(Note)
Note: The PC98 Notes having the connector of half-pitch 14 pins are
also available. Confirm the shape of the RS-232C connector of the personal computer used.
This cable may not be used with some personal computers. After fully ex-
amining the signals of the RS-232C connector, refer to this section and
fabricate the cable.
Servo amplifier side
Plate FG
2 RXD
1 GND
12 TXD
11 GND
Half-pitch 20 pins
6– 13
• MR–CPCATCBL3M
Personal computer side
TXD 3
RXD 2
GND 5
RTS 7
CTS 8
DSR 6
DTR 4
D-SUB9 pins
Servo amplifier side
Plate FG
2 RXD
1 GND
12 TXD
11 GND
Half-pitch 20 pins
6