Water Flow Switch,water flow indicator,water flow detector Model ... 50,65,80,100,125,150,200mm water flow switch, water flow indicator, water flow detectorThread type: ZSJZ ... A50/A65/A80/A100/A125/A150/A200Flange type: ZSJZ50-250Specifications:1) Size: 50mm, 65mm, 80mm,100mm, 125mm, 150mm, ... 4Mpa3) Working pressure: 0.14-1.2Mpa4) Active standard: 15L/min5) Delay time: 2-90s6) Switch volume: AC220V, 5A; DC ...