Installation
Connecting a PTZ Camera
The RS485 connector can be used to control Pan / Tilt / Zoom (PTZ) cameras. See the PTZ camera manufacturer’s manual for configuring the RS485 connection.
Note Use the RS485 connector for external control systems such as a control keyboard. Connect
Connecting to a Sensor Input
To make connections on the Alarm Connector Strip, press and hold the button and insert the wire into the hole above the button. To disconnect the wire press and hold the button below the wire and pull out
Alarm In
Use external devices to send a signal to the DVR when an event occurs. Mechanical or electrical switches can be wired to the Alarm In and Ground (GND) connectors.
Note All connectors marked GND are common. Connect the ground side of the alarm input and/or alarm output to the GND connector.
Connecting to a Relay Output
To make connections on the Alarm Connector Strip, press and hold the button and insert the wire into the hole above the button. To disconnect the wire press and hold the button below the wire and pull out.
Alarm Out
The DVR can activate external devices such as buzzers or lights. Connect the external device to the Alarm Out and Ground (GND) connectors. See Sensor Configuration in the manual for more details.
______________________________________________________________________________________________
24
