SITRANS P320 Pressure transmitter Gauge pressure HART (4...20 mA) Measuring cell filling: Silicone oil Maximum measuring span: 250 mbar (3.6 psi) Male thread M20 x 1.5 Diaphragm: Stainless steel 316L/1.4404, measuring cell: Stainless steel 316L/1.4404; Sensor Differential pressure: process flange: Stainless steel 316/1.4408 Die-cast aluminum housing Dual chamber device no Ex 2 x M20 x 1.5 With display (lid with glass window) Cable gland attached, plastic Quality inspection certificate - 5 point factory calibration (IEC 60770-2) General approval without Ex approval: World (CE, RCM, EAC, FM, CSA, KCC) Measuring range setting: Lower range value (max. 5 characters). Upper range value (max. 5 characters). Unit (mbar. bar. kPa. MPa. psi. ...) Example: -0.5 ... 10.5 psi Display: (pressure. % of range). pressure reference (none. absolute. gauge). example: pressure gauge