Software User Manual

NetFLOW IP Network-Digital Video Recorder
2. Search and Playback
page-23
relatively small movement will trigger the alarm; in contrast, move the
slider control toward left will reduce the sensitivity for movement
detection.
Set up an appropriate sensitivity level reduces the frequency of false
alarm. For instance, you can lower the sensitivity to avoid the alarm
being triggered by a swinging tree in the breeze.
Interval: Move the slider control to the right to increase time interval so
that the alarm will only be triggered when the movement lasts longer.
Move to the left to reduce the time interval.
Stop When Found: Check the option to have the video stopped when
detecting motion in the detection zone. Uncheck the option to have
video kept rolling, and all detected events will show on the list in search
result box. Click on the listed event in the box to jump to the point in the
video where a motion is detected.
2.6.2 Foreign Object (Left item alarm)
Foreign Object: Alarm is set off when any additional
object appears in the defined area on the screen.
Define detection zone: Before detecting foreign
object, it is required to define a detection area. In
order to do so, left click and drag on the screen.
Alarm will be triggered when any additional object
appears in the detection zone.
Define object size: Drag and draw on the screen to
define the size of a foreign object.
Sensitivity: Modify the sensitivity setting by changing
the slider control. Move toward right will increase the
sensitivity level, which means a relatively small movement will trigger the
alarm; in contrast, move the slider control toward left will reduce the
sensitivity for movement detection.
Time Interval: Click and move the slider control to the right to increase
time interval so that the alarm will only be triggered when the object has