Water Flow Detector, Water Detector, Firefighting Part,detector,hrdraulic equipment,fire safety,firefighting equibment Technical Parameter Installation and Connection PatternFlange TypeWelding TypeSaddle TypeThread TypeModelZSJZZSJZ/HZSJZ/AZSJZ/SNominal Diameter(mm)DN50,DN65,DN100,DN125,DN150,DN200,DN250DN50-150Rated Working Pressure(Mpa)1.2Delayed Time(s)290Sensitivity(L/min)15Q37.5Touch ...