... Valve 1. For accurate measuring and regulation of water flow 2. Combination of electronic and mechanical t Water Flow Regulate Valve ... a part of the digital control system, it features in compact size, steady work, accurate measurement, and stable work.Specification 1, ... 75°/64.34±7%,step pulse 250PPSNon-load current≤900mA2, Specification of the water flow sensor Working voltage 5V~18VDC, maximum ...