Mid-West 522-AA-02-A(LE)-20P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel/Ceramic/Acetal Internals, 1 Switch in Standard Enclosure with Plug-In Connector DIN43650/IP65/NEMA 4X, Diaphragm Type, 5% Full Scale Accuracy, 2-1/2" Dial,

Mid-West Instrument diaphragm type differential pressure gauge. Weather resistant construction standard. Shatter resistant acrylic lens. Ideally suited for use on dissimilar fluids and wet gas or fluids with particulates present. Common applications: filter/strainer monitoring, compressed air, hydraulic, refrigerant, pump performance testing, heat exchanger pressure drop monitoring, water treatment applications. Aluminum body material. Buna-N seal material. 1/4-inches FNPT end connections, 2-1/2-inches uni-directional black and white round dial, weather resistant engineered plastic case, accuracy +/-5 percent full scale (ascending). 316 Stainless steel, ceramic and acetyl moving components. Two 10-32 mounting holes, spaced 1.75-inches apart by 330-inches deep. One switch in standard enclosure with plug-in connector (DIN43650/IP65-PG11) NEMA 4X. SPST 60W 3.0 Amp 240 VAC/VDC (normally open).