4.2 Connection Cable
4.2.1 RS-232 cable
4 - 19
1
OVERVIEW
2
BUS CONNECTION
3
DIRECT CONNECTION
TO CPU
4
COMPUTER LINK
CONNECTION
5
MELSECNET/10
CONNECTION (PLC TO
PLC NETWORK)
6
CC-Link CONNECTION
(INTELLIGENT DEVICE
STATION)
7
CC-Link CONNECTION
(Via G4)
8
ETHERNET
CONNECTION
(2) RS-232 cable 2) (when PLC CPU side connector is D-sub 25-pin)
(a) For the GT15
(b) For the GT11
<When connecting to the Q/Qn Serial Communication module>
<When connecting to the Computer Link Module>
GOT side
Cable connection and signal direction
PLC side
Signal name Pin No. Pin No. Signal name
CD 1 1FG
RD(RXD) 2 2SD(TXD)
SD(TXD) 3 3 RD(RXD)
ER(DTR) 4 4 RS(RTS)
SG 5 5CS(CTS)
DR(DSR) 6 6 DR(DSR)
RS(RTS) 7 7SG
CS(CTS) 8 8CD
9 20 ER(DTR)
GOT side
Cable connection and signal direction
PLC side
Signal name Pin No. Pin No. Signal name
CD 1 1FG
RD(RXD) 2 2SD(TXD)
SD(TXD) 3 3 RD(RXD)
ER(DTR) 4 4 RS(RTS)
SG 5 5CS(CTS)
DR(DSR) 6 6 DR(DSR)
RS(RTS) 7 7SG
CS(CTS) 8 8CD
9 20 ER(DTR)
GOT side
Cable connection and signal direction
PLC side
Signal name Pin No. Pin No. Signal name
NC 1 1FG
RD(RXD) 2 2SD(TXD)
SD(TXD) 3 3 RD(RXD)
ER(DTR) 4 4 RS(RTS)
SG 5 5CS(CTS)
DR(DSR) 6 6 DR(DSR)
RS(RTS) 7 7SG
CS(CTS) 8 8CD
9 20 ER(DTR)