D-34
FX Series PLC User's Manual - Data Communication Edition
Computer Link
4 Wiring
4.4 Connection Diagram for RS-232C
4.4
Connection Diagram for RS-232C
Representative wiring examples are shown in this section. When pin numbers in the external equipment are
different, wire the pins as shown below.
4.4.1
Connection diagram between FX PLC and personal computer
4.4.2
Connection diagram between FX-485PC-IF and personal computer
External equipment operating in accordance
with RS-232C
Name
When CS and
RS are used
Name
When DR and
ER are used
9-pin
D-Sub
25-pin
D-Sub
9-pin
D-Sub
25-pin
D-Sub
FG
1
FG
1
RD(RXD)
2
3
RD(RXD)
2
3
SD(TXD)
3
2
SD(TXD)
3
2
RS(RTS)
7
4
ER(DTR)
4
20
SG(GND)
5
7
SG(GND)
5
7
CS(CTS)
8
5
DR(DSR)
6
6
FG
RD(RXD)
PLC side
SD(TXD)
ER(DTR)
SG(GND)
DR(DSR)
Name
FX
2N
-232-BD
FX
1N
-232-BD
FX
0N
-
232ADP FX-232ADP
1
2
3
3
2
4
20
5
7
6
6
FX
2NC
-
232ADP
FX
3G
-232-BD
FX
3U
-232-BD
FX
3U
-232ADP(-MB)
SD (TXD)
RD (RXD)
RS (RTS)
CS (CTS)
DR (DSR)
SG (GND)
ER (DTR)
Signal name
Pin No.
2
3
4
5
6
7
20
485PC-IF
SD (TXD)
RD (RXD)
RS (RTS)
CS (CTS)
DR (DSR)
SG (GND)
ER (DTR)
Signal name
Personal computer
Summary of Contents for FX-485ADP
Page 2: ......
Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
Page 817: ......