... the flow of the medium in pipes.FSF 1/2 Magnetic flow switch is control switch that directly ... get signals from the flow of medium.FSF 1/2 Magnetic flow switch can be widely used in ... cooling air-condition, petroleum and petrifaction, etc.FSF 1/2 Magnetic flow switch has lots of advantage, such ... 80 Max. fluid temperature: 110 Max. fluid pressure: 2.5 MPa Max. working voltage: AC 220VMax. working current ...