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7. POLESTAR WITH RS485 MINI DIN
7.1 RS485 Communication & Control PIN
PIN definition:
1. TXD (RS485 +)
2. RXD (RS485-)
3. Motion detection output
4. GND
5. D/N output
6. Reserved
7. Reserved
8. Day/Night control
NOTE:
If more than 1 camera is connected to keyboard, then last camera’s Grey wire must be
connected to its White wire for terminal resistance purpose.
8 7 6
5
4
3
1 2
+
Wire color representation:
¾ Black: TXD (RS485 +)
¾ White: RXD (RS485-)
¾ Red: Motion detection output
¾ Yellow: GND
¾ Purple: D/N output
¾ Blue: Reserved
¾ Brown: Reserved
¾ Green: Day/Night control
¾ Grey: Terminal resistance
Black
White
Red
Yellow
Purple
Blue
Brown
Green
Grey