Omron G9SP Series Manual page 21

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
Connector Signal
FG
SD
D-Sub
RD
male
RS
9-pin
CS
5V
DR
ER
SG
2 - 2
Mitsubishi Electric FX series
RS-232 communication adapter
Pin No. Pin No.
1
2
3
4
5
6
7
8
9
RS-232C Serial Communications
Signal Connector
1 CD
2 RD
D-Sub
3 SD
male
4 ER
9-pin
5 SG
6 DR
7
8
9
2
2-11