Vivotek VS8102 User Manual page 72

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 video server. The trigger source can be
configured to use the video server'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 59 for details�
■ Periodically
This option allows the video server to trigger periodically for every other defined minute. Up to 999
minutes are allowed�
■ Digital input
This option allows the video server 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 video server when the power to the video server is disconnected�
■ Recording notify
This option allows the video server to trigger when the recording disk is full or when recording starts to
rewrite older data�
72 - User's Manual