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 67 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�

■ PIR

This option allows the Network Camera to trigger when the built-in PIR (Passive Infrared) sensor detects any motion objects by their thermal to prevent occurrences of false alarms�

■ System boot

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

80 - User's Manual

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