Connection Wiring Diagram - Hitachi VZ-HD4000A User Manual

 RS-422 Connection Wiring Diagram
External device terminal
TxD OUT+
TxD OUT–
RxD OUT+
RxD OUT–
GND
Camera1 RS-422 terminal
9 TxD IN+
8 TxD IN–
7 RxD IN+
6 RxD IN–
5 GND
4 TxD OUT+
3 TxD OUT–
2 RxD OUT+
1 RxD OUT–
Camera2 RS-422 terminal
9 TxD IN+
8 TxD IN–
7 RxD IN+
6 RxD IN–
5 GND
4 TxD OUT+
3 TxD OUT–
2 RxD OUT+
1 RxD OUT–
RS-422 terminal of
Camera3 & thereafter
9 TxD IN+
8 TxD IN–
7 RxD IN+
6 RxD IN–
5 GND
4 TxD OUT+
3 TxD OUT–
2 RxD OUT+
1 RxD OUT–
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