Low Pressure Sensor with 0-1"wc, 0-0.5"wc, 0-0.25"wc, -0.05"wc-0.05"wc, -0.25"wc-0.25"wc, or -0.125"wc-0.125"wc field selectable pressure ranges, 0-5Vdc or 0-10Vdc field selectable Output, 12-40Vdc/12-35Vac Supply voltage, and Panel Mount Chassis