EX9132C-RS485
Manual
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EX9132C-RS485 • Manual Version 1.1 • 21.09.2015
Page 25
RS422 Pin Assignment
The pin assignment scheme for a 4-pin RS422 is given below.
PIN 1: R-
PIN 2: R+
PIN 3: T-
PIN 4: T+
RS422 Wiring Diagram
Serial Device
EX9132C-RS485
T-
1 R-
T+
2 R+
R-
3 T-
R+
4 T+
RS422 Pin Assignment
The pin assignment scheme for a 4-pin RS422 is given below.
PIN 3: D-
PIN 4: D+
RS485 Wiring Diagram
Serial Device
EX9132C-RS485
D+
3 D+
D-
4 D-