101550 Refrigerating Specialties (RS) 1 A4AL Differential Pressure Regulator Range A, 450 psi

All A4AL Regulators are pilot operated using upstream pressure for the opening force and require a minimum 2 psi (0.14 bar) pressure drop to fully open.These valves are generally ordered with close coupled upstream strainer to prevent entrance of foreign material into the valve and the rest of the system. Features:Pilot operated characterized Modulating Plug for precise controlSuitable for all common refrigerants and oil400 psig (27.6 bar) Design Pressure (MRP)Flanges for threaded or welded steel pipe and copper tube (copper not for ammonia)Unique Modular constructionInterchangeable partsEasy to ServiceClose coupled strainers, optionalMany control variations are possible with the use of a few modules and kits.Stainless Steel DiaphragmManual Opening Stem