2 keyboard setup in dvr, 3 configuration diagram iii, Max 16 dvr – Rugged Cams HD Megapixel User Manual
Page 196: Max 16 camera
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25.1.3 Configuration Diagram III
Multiple system configuration (Multi Cameras, Multi DVRs)
Please make sure to connect “Tx to Rx “or “Rx to Tx” with positive polarity. (+ to +) and (- to -).
25.2 Keyboard Setup in DVR
Enter “Setup>SYSTEM>Information: System ID” and define the ID of DVR.
When user connects more than two DVRs then each DVR has to have a different ID.
Then move to “Setup>Device>Camera/PTZ: Keyboard” and select CP1200A.
Then, choose PTZ protocol and Camera ID.
Tx+
Tx-
Rx+
Rx-
DVR 1
RS485
+
RS485
-
Tx1
Tx1
Tx2
Tx2
Tx3
Tx3
TRx
TRx
Tx+
Tx-
Rx+
Rx-
DVR 2
Tx
+
Tx
-
Tx
+
Tx
-
Tx+
Tx-
Tx+
Tx-
… …
Max 16 DVR
RS485
+
RS485
-
Tx+
Tx-
Tx+
Tx-
Tx+
Tx-
Tx+
Tx-
Max 16 camera
… …
Multi port
… …
Rx+
Rx-
Rx+
Rx-
Rx+
Rx-
Multi port
Rx+
Rx-
Rx+
Rx-
Rx+
Rx-