GeneralThesampleandproventechnologyofdigitalLinearHeatDetection(LHD)cable,makesitaproductofchoicefordifficultandchallengingapplicationswhereothertechnologiesstruggletowork.Withit’seaseofinstallationandlowmaintenanceitalsoprovidesacosteffectivesolutionwhereprojectexpenditurerequirestobekeptataminimum.ThesensingcableisformedfromapairoftwistedsteelconductorseachwithtemperaturesensitiveinsulationandthenanoverallPVCoutersleeve.Whenthetemperaturesensitiveinsulationreachesit’spredeterminedalarmtemperaturethetwoconductorsshorttogetherprovidingthedigitalorswitchedsignal.Thecablecanbeconnectedtoanyunitcapableofmonitoringaswitchedsignal,i.e.Conventionalfirepanel,addressableswitchmonitorunitorPLC.ThePVCoutersleeveoftheH8028offersgoodUVresistanceallowingittobedeployedinexternalapplications.
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