... switch Measuring Range -100Kpa ~ 0 ~ 300Mpa Accuracy 0.5%FS Units Mpa, Kpa, bar, psi, kg/cm2 Digital pressure gauge switch ... Digital pressure Gauge is widely used in the fields of Air conditioning and refrigeration, hydraulic machines, pneumatic equipment, pipeline network, powerhouse ... switch -1 bar~0~30 k bar for hydraulic machine air condition