AutomaticfirealarmsystemThetraditionalelectronsafealarmsystemmainlyisthroughthesensorautomaticdetection,producesthealarm,ableneardistance,thuscausespeople',,cantheapplicationdomainbemoreandmoremany,,theinfraredalarmapparatusalreadybecamereportstothepoliceadomainhotspot,becauseitusedwasnottheobviouslyinfraredacquisition,thereforehadthehidingtobegood,,thesensitivityhigh,theexaminationcharacteristicisgood,butneedstocool,,thetemperatureelevatescausesthesensorinteriorcertainphysicalquantitieschanges,,examinationsensitivityalsoveryhigh,speedofresponsealsoveryquick,moreoverhasnothingtodowithwiththeinfraredemissi
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