Vivotek MD9584-HF3 5MP Outdoor Network Mobile Dome Camera with Night Vision, Heater & 3.6mm Lens - Manual (Page 142)

VIVOTEK
142 - User's Manual
Applications > DI and DO
Digital input : Select High or Low to define normal status for the digital input. Connect a digital input from
a sensor device to the camera, the Network Camera will report the current signal status. You may then
configure the Normal status (non-trigger status) as High or Low.
Digital output : Select High or Low to define normal status for the digital output. Connect an output line to
an external device, the Network Camera will report the current signal status. You may then configure the
Normal status (non-trigger status) as High or Low.
Set up the event source as DI on Event > Event settings > Trigger. Please refer to page 124 for
detailed information.