30
PORT A : SCC-3100A terminal
※
RS-422/485 connection can be selected from the SW1 switch.
To connect RS-485: SW1 switch 1, 2 are turned ON.
To connect RS-422: SW1 switch 1, 2 are turned OFF
DVR PORT A
Controller Terminal
( PORT 1)
RS-485
RS-422
RX+
1 or 8
8
RX-
2 or 7
7
TX+
1
TX-
2