Connection Diagram - Mitsubishi Electric FX3U-232-BD User Manual

Melsec-f fx series programmable controllers data communication edition
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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
ch0), FX
3U
*2.
Only the FX
FX
-232ADP,
0N
FX-232AW,
FX-232AWC,
FX-232AWC-H
25-pin D-Sub (female)
connector
8
3
13
25
2
20
20
7
6
14
1
6
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
20
5
6
and FX
PLCs] uses the control line, wiring is required for this signal.
3UC
-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
*1
1
3
2
2
3
5
9
*2
4
6
1
7
5
*2
6
External equipment operating in accordance with RS-232C
Name
FX-232ADP
D-Sub
1
FG
RD(RXD)
3
SD(TXD)
2
*2
RS(RTS)
7
SG(GND)
*2
6
CS(CTS)
, FX
, FX
2N
2NC
3S
4.3 Connection Diagram
Signal
Function
name
CD (DCD) Receive carrier detection
RD (RXD) Receive data input
SD (TXD) Send data output
ER (DTR) Data terminal ready
SG (GND) Signal ground
DR (DSR) Data set ready
FG
Frame ground
DR, ER
CS, RS
Name
9-pin
25-pin
9-pin
D-Sub
D-Sub
1
FG
2
3
2
RD(RXD)
3
2
SD(TXD)
3
7
4
ER(DTR)
4
5
7
5
SG(GND)
8
5
6
DR(DSR)
, FX
(except ch0), FX
3G
3GC
4 Wiring
A
B
C
D
E
F
25-pin
D-Sub
G
1
3
2
20
7
H
6
(except
I
Apx.A
F-33

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