SITRANS P320 Pressure transmitter Gauge pressure HART (4...20 mA) Measuring cell filling: Silicone oil Maximum measuring span: 16 bar (232 psi) Male thread G1/2A (DIN EN 837-1) 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 1/2-14 NPT With display (lid with glass window)