Differential Transmitter, Output 0 to 10V DC; 0 to 5V DC, Minimum Pressure 0 in wc, Maximum Pressure 2 in wc, Overpressure 2 psig, Accuracy +/-2 Percent of Full Scale, Number of Wires 2, 3, 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 (5V 3 Wire), 12 to 26V AC (5V 4 Wire), 16 to 36V DC (10V 2 or 3 Wire), 20 to 28V AC (10V 3 Wire), IP Rating IP20, NEMA Rating NEMA 1, Series 616KD