Vivotek IP8151 manual Trigger, Video motion detection

VIVOTEK

An event is an action initiated by a user-defined trigger source; it is the causal arrangement of the following three elements: Trigger, Event Schedule, and Action�

Trigger

This is the cause or stimulus which defines when to trigger the Network Camera. The trigger source can be configured to use the Network Camera’s built-in motion detection mechanism or external digital input devices�

There are several choices of trigger sources as shown below� Select the item to display the detailed configuration options.

■ Video motion detection

This option makes use of the built-in motion detection mechanism as a trigger source� To enable this function, you need to configure a Motion Detection Window first. For more information, please refer to Motion Detection on page 68 for details�

■ Periodically

This option allows the Network Camera to trigger periodically for every other defined minute. Up to 999 minutes are allowed�

■ Digital input

This option allows the Network Camera to use an external digital input device or sensor as a trigger source� Depending on your application, there are many choices of digital input devices on the market which helps to detect changes in temperature, vibration, sound, and light, etc�

■ System boot

This option triggers the Network Camera when the power to the Network Camera is disconnected�

■ Recording notify

This option allows the Network Camera to trigger when the recording disk is full or when recording starts to rewrite older data�

■ Camera tampering detection

This option allows the Network Camera to trigger when the camera detects that is is being tampered with� To enable this function, you need to configure the Tampering Detection option first. Please refer to page 71 for detailed information�

84 - User's Manual