Axis P32 - Page 42

AXISP32DomeCameraSeries
Thedeviceinterface
Metadataproducersliststhechannelsusedbyappsandthemetadatatheyarestreamingfromthedevice.
Producer:Theappproducingthemetadata.
Channel:Thechannelusedbytheapp.Checktoenablethemetadatastream.Unchecktodisablethestreamforcompatibility
orresourcesmanagementreasons.
Detectors
Cameratampering
Thecameratamperingdetectorgeneratesanalarmwhenthescenechanges,forexamplebecausethelensiscovered,sprayed
orseverelyputoutoffocus,andthetimeinTriggerafterhaspassed.Thetamperingdetectoronlyactivateswhenthecamera
hasnotmovedforatleast10seconds.Duringthisperiodthedetectorsetsupascenemodeltouseasacomparisontodetect
tamperingincurrentimages.Forthescenemodeltobesetupproperly,makesurethatthecameraisinfocus,thelighting
conditionsarecorrect,andthecameradoesn’tpointatascenethatlackscontours,forexampleablankwall.Cameratampering
canbeusedasaconditiontotriggeractions.
Triggerafter:Entertheminimumtimethatthetamperingconditionsmustbeactivebeforethealarmtriggers.Thiscanhelp
preventfalsealarmsforknownconditionsthataffecttheimage.
Triggerondarkimages:Itisverydifculttogeneratealarmswhenthecameralensissprayed,sinceitisimpossibletodistinguish
thateventfromothersituationswheretheimageturnsdarkinasimilarway,forexamplewhenthelightingconditionschange.
Turnonthisparametertogeneratealarmsforallcaseswheretheimageturnsdark.Whenit’sturnedoff,thedevicedoesn’t
generateanyalarmwhentheimageturnsdark.
Audiodetection
Thesesettingsareavailableforeachaudioinput.
Soundlevel:Adjustthesoundleveltoavaluefrom0–100,where0isthemostsensitiveand100theleastsensitive.Usethe
activityindicatorasaguidewhenyousetthesoundlevel.Whenyoucreateevents,youcanusethesoundlevelasacondition.
Youcanchoosetotriggeranactionifthesoundlevelrisesabove,fallsbeloworpassesthesetvalue.
Accessories
I/Oports
Usedigitalinputtoconnectexternaldevicesthatcantogglebetweenanopenandclosedcircuit,forexamplePIRsensors,dooror
windowcontacts,andglassbreakdetectors.
UsedigitaloutputtoconnectexternaldevicessuchasrelaysandLEDs.YoucanactivateconnecteddevicesthroughtheVAPIX®
ApplicationProgrammingInterfaceorinthedeviceinterface.
Port
Name:Editthetexttorenametheport.
Direction:
indicatesthattheportisaninputport.indicatesthatit’sanoutputport.Iftheportiscongurable,
youcanclicktheiconstochangebetweeninputandoutput.
Normalstate:Clickopencircuit,andforclosedcircuit.
Currentstate:Showsthecurrentstateoftheport.Theinputoroutputisactivatedwhenthecurrentstateisdifferentfromthe
normalstate.Aninputonthedevicehasanopencircuitwhenit’sdisconnectedorwhenthereisavoltageabove1VDC.
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