Profile: Lefoo develops and manufactures pressure & temperature control products. We are an ISO 9001: 2008 certified company. T1700 series pressure transducer is used for absolute measuring control, which has fully solved the problem of difficult vacuum measurement. All the existing pressure connections and electrical connections are available for T1700 series pressure transducer. LF32 is an adjustable differential pressure switch capable of detecting miniscule changes in pressure do to its size and proven design. The switch set point or switching point can be field adjustable with out the need of a manometer by simply using the adjustment knob and the built in calibrated visual scale.