12/24/48V 4 Wire UL Photoelectric Smoke Detector

Specification:Smoke Sensitivity: per UL268or EN54-7 standardCeiling Spacing:50 foot rating for heat sensor (55 degree)Reset Voltage:less than 1 voltReset Time:less than 1 secondAlarm Indicator:LED continuously emitting red lightRemote Output:25 mA max., diode gateTemperature Range:-10°C to 55°CPermissible Current:80mA maximumHumidity:0 to 95% RH, no condensation or icingAlarm Contact:NO or NC Operation, Form A: 1.0A@30VDC/0.5A@125VACDimensions:100mm (dia) x 52mm (ht) with baseWeight:130g/set with base48V 4 Wire UL Photoelectric Smoke Detector Product Features: 1) 4 wire with auto-reset function2) Advanced detection and discrimination algorithms 3) Easy installation and maintenance 4) Polished low-profile housing design 5) Durable sensor head, no need for replacement 6) SMD circuit board design: satisfactory quality and reliability guaranteed 7) AR (auto reset) function for security systems available8) Sensor base: standard and Schottky diode style for optional9) Five-year warrantyRelated ProductsCompany Information/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1