Mid-West 140-SA-00-O(AA)-100P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP66 Enclosure, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-100 p

Mid-West Instrument diaphragm type differential pressure gauge. Over range protection to full rated working pressure. Weather resistant construction standard. Shatter resistant acrylic lens. Ideally suited for use on dissimilar fluids and wet gas or fluids with a high concentration of solids. Proof pressure: two times rated working pressure at ambient temperature. Common applications: filter/strainer monitoring, compressed air, hydraulic, refrigerant, pump performance testing, heat exchanger pressure drop monitoring, water treatment applications, tank level monitoring horizontal or vertical, flow monitoring and balancing. 316 Stainless steel body material. 316 Stainless steel internal metal part. Buna-N seal material. 1/4-inches FNPT back connections, 2-1/2-inches uni-directional round dial, weather resistant engineered plastic case, accuracy +/-2 percent full scale (ascending). Teflon guide bushings. One reed switch in NEMA 4X/IP66 enclosure. SPDT 3W, 0.25 Amp, 125 VAC/VDC (standard) (switch adjustable range of 15-90 percent).