Axis P3346-VE User Manual Page 34

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AXISP3346-VEFixedDomeNetworkCamera
Detectors
Highlevel(100%)
Onlyverylargeobjectstrigger
motiondetection.
Anobjectthatappearsin
thewindowtriggersmotion
detectionforalongtime
beforeitisconsideredas
non-moving.
Ordinarycoloredobjectson
ordinarybackgroundstrigger
motiondetection.
Mediumlevel(50%)
Alargedifferenceinluminance
isrequiredtotriggermotion
detection.
Lowlevel(0%)
Evenverysmallobjectstrigger
motiondetection.
Anobjectthatappearsin
thewindowtriggersmotion
detectiononlyforaveryshort
timebeforeitisconsideredas
non-moving.
Onlyverybrightobjectson
adarkbackgroundtrigger
motiondetection.
Recommendedvalues
5–15%60–90%75–95%
Defaultvalues
15%90%90%
Note
Totriggeronsmallobjectsormovements,useseveralsmallmotiondetectionwindowsratherthanonelargewindow
andselectalowobjectsize.
Toavoidtriggeringonsmallobjects,selectahighobjectsize.
Whilemonitoringanareawheremovingobjectsarenotexpected,selectahighhistorylevel.Thiswillcausemotion
detectiontotriggeraslongastheobjectispresentinthewindow.
Toonlydetectashinglight,selectalowsensitivity.Inothercaseshighsensitivityisrecommended.
AudioDetection
TheAxisproductcanbeconguredtogenerateanalarmwhenaudiorisesaboveorfallsbelowthethresholdvalue.Thethreshold
valuecanbesetintherange0–100where0isthemostsensitiveand100theleastsensitive.
1.GotoDetectors>AudioDetection.
2.SettheaudioalarmlevelandclickSave.
3.GotoEvents>ActionRulesandsetupanactionrule,seeSettingUpanActionRuleonpage38.
DetectedaudioisindicatedbycoloredpeaksintheActivityindicator.Aneventistriggeredwhendetectedaudiorisesaboveorfalls
belowthethresholdvalue,whichisrepresentedbythebar.
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