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12. OPTIONS AND AUXILIARY EQUIPMENT
(3) Communication cable
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.
(a) Model definition
Model : MR-CPCATCBL3M
Cable length 3[m](10[ft])
(b) Connection diagram
Half-pitch 20 pins
D-SUB9 pins
3
2
5
7
8
6
4
TXD
RXD
GND
RTS
CTS
DSR
DTR
FG
RXD
LG
TXD
LG
Interface unit side
Plate
2
1
12
11
Personal computer side
MR-CPCATCBL3M
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.