Differential Transmitter, Output 4 to 20mA DC, Minimum Pressure 0 in wc, Maximum Pressure 25 in wc, Overpressure 5 psig, Accuracy +/-2 Percent of Full Scale, Number of Wires 2, 4, Process Connection Gender Male, Process Connection Size 1/8 in, 1/4 in, Process Connection Type Hose Barb, Power Required 10 to 35V DC (2 Wire), 12 to 26V AC (4 Wire), IP Rating IP20, NEMA Rating NEMA 1, Series 616KD, Electrical Connections Screw Terminals, Features Push-Button Sets Back Zero and Span