D-Link DCS-6112V User Manual page 61

Configuration
Trigger
This is the cause or stimulus which defines when to trigger the camera. The
trigger source can be configured to use the 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. The input type that triggers the event.
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 for details.
Periodically: This option allows the camera to trigger periodically for every
other defined minute. Up to 999 minutes are allowed.
Digital input: This option allows the 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 camera when the power to the camera
is disconnected.
Recording notify: This option allows the camera to trigger when the recording
disk is full or when recording starts to rewrite older data.
Camera tampering detection: This option allows the camera to trigger when
the camera detects that it is being tampered with. To enable this function, you
need to configure the Tamper detection option first. Please refer to Tamper
detection for detailed information.
D-Link DCS-6112V /6113V User Manual 61