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● Serial port (male connector, inch screws)
In the case of RS-232C
Pin No.
1
2
3
4
5
In the case of RS-422 Full Duplex
Pin No.
1
2
3
4
5
In the case of RS-485 Half Duplex
Pin No.
1
2
3
4
5
1
6
Signal name
Pin No.
DCD
RxD
TxD
DTR
GND
Signal name
Pin No.
Tx-
Tx+
Rx+
Rx-
GND
Signal name
Pin No.
Tx-
Tx+
Rx+
Rx-
GND
5-13
5
9
Signal name
6
DSR
7
RTS
8
CTS
9
RI
Signal name
6
RTS-
7
RTS+
8
CTS+
9
CTS-
Signal name
6
NC
7
NC
8
NC
9
NC
5. SPECIFICATION
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