AVer IWH3216 Touch3216 Touch II user manual - Manual (Page 18)

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2.2 Connecting Device
2.2.1 RS485 Cable Definition
The following list is cable definition of the RS485 cable.
RS485 cable figure
RS485 cable site
(Color of cable)
PTZ camera site
4 Red RX+
5 Green RX-
8 White TX+
9 Black TX-
2.2.2 IWH3216 Touch
The back panel of the DVR unit, user can connect up to 16 cameras of analog camera. The DVR unit also
can connect 16 sensor devices, 4 alarm devices, and output video to 2 CRT/LCD monitor. Follow the
illustration below to make the connection: