Technical Specifications Category Specification Type Pilot-Operated Pressure Regulator Service Natural Gas, Inert Gases Pressure Rating ANSI Class 150, 300, 600, 900 (depending on specific model) Size Range Typically 2" to 8" (50 mm to 200 mm), with the "L" variant often representing a specific size. Connections Flanged (RF or RTJ) Maximum Inlet Pressure Up to 1440 psig (100 bar), depending on body class and trim. Outlet Pressure Range Configurable via pilot selection, from inches of water column to high psig. Temperature Range -20°F to 150°F (-29°C to 66°C) Body Materials Carbon Steel (standard), Ductile Iron, Stainless Steel. Trim Materials Stainless Steel.