D8578 Digital Vacuum Gauge with Transmitter Nominal Dial Size 3 in Wetted Materials Stainless Steel Accuracy +/-0.25 Percent of Full Scale Minimum Pressure 0 psi Maximum Pressure 300 psi Display Units bar ft H2O in H2O in Hg kg/cm2 kPa mBar mm Hg mPa psi Output 4 to 20mA DC Series 2174 Gauge Primary Range Units psi Gauge Process Connection Gender Male IP Rating IP65 Gauge Process Connection Location Bottom Gauge Process Connection Size 1/4 in Gauge Process Connection Type NPT