2 - 2 RS-232C Serial Communications
2-11
2
Connecting to Mitsubishi Electric PLCs
Communications cable
The suited cable is different according to the combination of component. Please
produce the cable of the following connecting wires when connecting with a
Mitsubishi Electric Standard PLC FX series.
G9SP-series
RS-232C Serial Communications
Board
Mitsubishi Electric FX series
RS-232 communication adapter
Connector Signal Pin No.
Pin No. Signal Connector
FG 1 1 CD
SD 2 2 RD
RD 3 3 SD
RS 4 4 ER
CS 5 5 SG
5V 6 6 DR
DR 7 7
ER 8 8
D-Sub
male
9-pin
SG 9 9
D-Sub
male
9-pin
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