Connection Diagram - Mitsubishi FX3U-USB-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
4.3

Connection Diagram

4.3.1 Connector pin arrangement in communication equipment operating in accordance with
RS-232C
FX-232ADP
25-pin D-Sub (female)
connector
13
25
14 1
*1. The FX
2NC
*2. Only the FX
4.3.2 Wiring for communication in accordance with RS-232C
Representative wiring examples are shown in this subsection. When pin numbers in the external equipment
are different, wire the pins as shown below.
1. When connected equipment has the terminal specifications
9-pin D-Sub (female) connector
FX -232-BD
3U
Name
FX -232-BD
2N
FX -232-BD
3G
FX -232-BD
1N
FX -232ADP(-MB)
3U
FG
RD(RXD)
SD(TXD)
ER(DTR)
*1
SG(GND)
DR(DSR)
*1
*1. When the control line is not used, wiring is not required for this signal.
Because the interlink mode (provided only in FX
PLCs) uses the control line, wiring is required for this signal.
*2. Only the FX
F-30
FX -232ADP,
0N
FX-232AW,
FX-232AWC,
FX-232AWC-H
25-pin D-Sub (female)
connector
8
3
13
25
2
20
7
6
14 1
1
-232ADP does not use the CD (DCD) signal.
-232ADP uses the ER (DTR) and DR (DSR) signals.
0N
PLC
25-pin D-Sub (male) connector
FX -232ADP
0N
FX -
FX-232AW
2NC
232ADP
FX-232AWC
FX-232AWC-H
−
2
3
4
5
6
-232ADP and FX-232ADP uses the ER (DTR) and DR (DSR) signals.
0N
FX -232-BD, FX -232-BD
1N 2N
FX -232ADP, FX -232-BD
2NC 3U
FX -232-BD,
3G
FX -232ADP(-MB)
3U
9-pin D-Sub (male)
connector
—
3
2
5
9
*2
20
6
1
7
*2
6
—
External equipment operating in accordance with RS-232C
Name
FX-232ADP
1
FG
RD(RXD)
3
SD(TXD)
2
*2
20 RS(RTS)
SG(GND)
7
*2
6 CS(CTS)
, FX (except ch0), FX
2N 3G
4.3 Connection Diagram
Signal
Function
name
*1
CD (DCD) Receive carrier detection
1
2 RD (RXD) Receive data input
3 SD (TXD) Send data output
4 ER (DTR) Data terminal ready
5 SG (GND) Signal ground
6 DR (DSR) Data set ready
— FG Frame ground
CS, RS
Name
9-pin 25-pin 9-pin
D-Sub D-Sub D-Sub
−
1
FG
2 3
RD(RXD)
3 2 SD(TXD)
7 4 ER(DTR)
5 7 SG(GND)
8 5
DR(DSR)
, FX
3U 2NC
4 Wiring
DR, ER
25-pin
D-Sub
−
1
2 3
3 2
4 20
5 7
6 6
, and FX
3UC