KT&C KPT-SPDN300NUCH - Manual (Page 11)

2. Installation and Connection
2.4 Connection Interface and Wiring cables
* Caution
Do not connect the power cable until all other connections have been completed.
After removing the protection sheet (PE form), supply the power to the dome camera.
2.4.1 Connecting the RS-485 lines
The dome camera can be controlled remotely by an external device or control system such as
a controller using RS-485 half duplexer (RS-485 Connection). A repeater is recommended to
extend over 1.2 Km.
2.4.2 Connecting Video Jack
Connect the video Jack (BNC connector) to the monitor or video input of the DVR.
2.4.3 Connecting Alarms
Alarm In: You can use external devices to trigger the dome camera to react to events
Mechanical or electrical switches can be wired to the AI and Ground pins
Alarm Out: The dome camera can activate external devices such as buzzer. Connect the device
to NO (or NC) and COM pins.
2.4.4 Connecting the power
Connect the power jack of AC24V adaptor to the dome camera.
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