文档介绍：TheautomaticfirealarmfireextinguishingsystemAutomaticfirealarmfireextinguishingsystemhastwoparts,apartoftheautomaticwarningdevices,inpart,,centralizedcontrolcenteralarmsystemsandalarmsystemsarethreebasicforms,specificinwhatalarmsystem,accordingtothescaleofprojectconstruction,thenatureoftheobjectprotection,,manualfirealarmbutton,:Thisisaresponsetoacontinuouslinearoundthefireparametersoffiredetectors,thecontinuouslinecanbe"hard",andalsocanbe"soft".ypeheatfiredetectors,isaslenderbrass,orstainlesstubeconstitutesa"hard",transmitterandreceiverbythemiddleoftheinfraredbeamconstituteboth"soft"-typedetector:-,canbedividedintothermaldetectors,sensitivedetectors,bustiblegasdetectors,,binationwithdifferenttypesofdetectors.(1)SmokeDetectorFiredevelopmentcanbedividedintoearlystage,dev