FLOWMETER; NOMINAL SIZE: 1/2 "; FLOW RANGE: 10 GPM; TEMPERATURE RANGE (°C): -20...240* F; MAXIMUM OPERATING PRESSURE: 3500 PSI; H601 A-010-MR SENSOR, DIGITAL READOUT, OIL,10GPM , 1/2 NPT PORTS, 4-20MA ANALOG OUTPUT 2 GPM FLOW METER ; MODEL : H601A-010-MR