Vivotek PZ7131 - Trigger

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68 - User's Manual
An event is an action initiated by user-dened trigger source; it is the causal arrangement of the following
three elements: Trigger, Event Schedule, and Action�
Trigger
Also referred as the cause or stimulus, denes when to trigger the Network Camera. The trigger source
can be congured to use the Network Camera’s built-in motion detection mechanism or external digital
input devices�
There are several choices of trigger sources as below�
Select the item to display the detailed
congurations.
■ 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 congure Motion Detection window rst. For more information, please refer to
Motion detection on page 58 for details�
■ Periodically
This option allows the Network Camera to trigger periodically for every other dened minute. At most
999 minutes can be set�
■ Digital input
This option allows the Network Camera to use external digital input device or sensor as a trigger
source� Depending on your applications, there are many choices of digital input devices on the market
which helps to sense any changes in temperature, vibration, sound and light, etc�
■ System boot
This option allows the Network Camera to trigger when the power of Network Camera is disconnected�
■ Recording notify
This option allows the Network Camera to trigger when the recording storage file is full or begin
cycle reording� If you want receive Recording notify message, please refer to page 77 for detailed
information�