Mitsubishi Electric MR-J2M-P8B Instruction Manual page 165

12. OPTIONS AND AUXILIARY EQUIPMENT
(3) Communication cable
(a) Model definition
Model : MR-CPCATCBL3M
(b) Connection diagram
MR-CPCATCBL3M
Personal computer side
TXD 3
RXD 2
GND 5
RTS 7
CTS 8
DSR 6
DTR 4
D-SUB9 pins
When fabricating the cable, refer to the connection diagram in this section.
The following must be observed in fabrication:
1) Always use a shielded, multi-core cable and connect the shield with FG securely.
2) The optional communication cable is 3m(10ft) long. When the cable is fabricated, its maximum
length is 15m(49ft) in offices of good environment with minimal noise.
POINT
This cable may not be used with some personal computers. After fully
examining the signals of the RS-232C connector, refer to this section and
fabricate the cable.
Cable length 3[m](10[ft])
Interface unit side
Plate FG
2 RXD
1 LG
TXD
12
11 LG
Half-pitch 20 pins
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