Videosec ICS-20F User Manual page 10

Alarm Application
The camera equips one alarm input and one relay output for alarm application.
Refer to alarm pin definition below to connect alarm devices to the IP Camera if
needed.
PIN 1: Output+
PIN 2: Output-
PIN 3: Input+
PIN 4: Input-
RS-485 Connector (Optional for DC12V/AC24V/PoE Model)
The RS-485 connector is the interface for connecting with the pan & tilt
positioning system.
PIN 6: D-
PIN 7: D+
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