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RS-232 Wiring Diagram
Serial Device EX-9132 Series Converter
2 RX 3 TX
3 TX 2 RX
5 GND 5 GND
7 RTS 8 CTS
8 CTS 7 RTS
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RS-422 Pin Assignment
The pin assignment scheme for a 4-pin RS-422 is given below.
PIN 1 : T+ PIN 2 : T- PIN 3 : R+ PIN 4 : R-
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RS-422 Wiring Diagram
Serial Device EX-9132 Series TCP/IP Converter
R- 2 T-
R+ 1 T+
T- 4 R-
T+ 3 R+
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RS-485 Wiring Diagram
Serial Device EX-9132 Series TCP/IP Converter
D- 1 D-
D+ 2 D+
1 2 3 4
(Flow Control)
(Flow Control)
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