User manual
AXIS M1144–L
Detectors
Note
Using the motion detection feature may decrease the product’s overall p erf orm a nce.
Set Up Motion Detection Windows
To set up a motion detection Include Window , follow these ins tructions :
1. Go to Detectors > Motion Detection.
2. Select the Configure Included Windows option and click New. Select the new window in the list of window s and enter
a descriptive name.
3. Adjustthesize(dragthebottomright-handcorner)andthepo sitio n (click on the text at the top and dra g to the desired
position) of the window.
4. Adjust the Object Size, History and Sensitivity profile sliders (see
Motion Detection P
arameters
for details). Any detected
motion within an active window is indicated by red peaks in the Activity window.
5. Click Save.
To exclude parts of the include window, select the Configure Excluded Windows and position the exclude window within the
include window.
To delete an include or exclude window , s elect the window in the list of window s and click Del.
Motion Detection Parameters
The parameters controlling motion
detection are described in the table below:
Parameter
Object Size
History
Sensitivity
Description
Object size rela tiv
etowindow
size.
Object memory lengt
h.
Difference in lumi nance
between background and
object.
High level (100%)
Only very large objects trigger
motion detection.
An object tha
t appears in
the window triggers motion
detection for a long time
before
it is considered as
non-moving.
Ordinary colored objects on
ordinary backgrounds trigger
motion detection.
Medium level (50%)
A large difference in luminance
is required to trigge r m otion
detection.
25