Connection Diagram - Mitsubishi Electric FX5 User Manual

Connection diagram

RS-232C communication equipment
■Connector pin arrangement
FX5-232-BD, FX5-232ADP
D-SUB 9-pin (male)
5
1
■Wiring
Representative wiring examples are shown in this section. When pin numbers in the counterpart equipment are different, wire
the pins as shown below.
• When connected equipment is Data Terminal Equipment
PLC
Name
9-pin D-Sub (female)
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.
For the interlink mode, the control line will be used, so wiring for this signal is required.
• When connected equipment is Data Communication Equipment
PLC
Name
9-pin D-Sub (female)
FG
CD (DCD)
RD (RXD)
SD (TXD)
ER (DTR)
SG (GND)
DR (DSR)
5 NON-PROTOCOL COMMUNICATION
134
5.5 Wiring
Pin No.
1
2
3
9
4
5
6
6
7,8,9

FX5-232-BD
FX5-232ADP
-
2
3
4
5
6
FX5-232-BD
FX5-232ADP
-
1
2
3
4
5
6
Signal name
CD (DCD)
RD (RXD)
SD (TXD)
ER (DTR)
SG (GND)
DR (DSR)
Not used
FG
Counterpart equipment operating in accordance with RS-232C
Using CS/RS
Name
9-pin 25-pin
D-Sub D-Sub
FG -
RD (RXD) 2
SD (TXD) 3
RS (RTS) 7
SG (GND) 5
CS (CTS) 8
Counterpart equipment operating in accordance with RS-232C
Using CS/RS
Name
9-pin 25-pin
D-Sub D-Sub
FG -
CD (DCD) 1
RD (RXD) 2
SD (TXD) 3
RS (RTS) 7
SG (GND) 5
CS (CTS) 8
Function
Receive carrier detection
Receive data
Send data
Send request
Signal ground
Send enabled
Frame ground
Using DR/ER
Name
9-pin
D-Sub
1 FG -
3 RD (RXD) 2
2 SD (TXD) 3
4 ER (DTR) 4
7 SG (GND) 5
5 DR (DSR) 6
Using DR/ER
Name
9-pin
D-Sub
1 FG -
8 CD (DCD) 1
3 RD (RXD) 2
2 SD (TXD) 3
4 ER (DTR) 4
7 SG (GND) 5
DR (DSR)
5 6
25-pin
D-Sub
1
3
2
20
7
6
25-pin
D-Sub
1
8
3
2
20
7
6