BERMAD Irrigation 400 Series Pressure Reducing Pressure Reducing Valve IR-420-XZ The BERMAD Model IR-420-XZ Pressure Reducing Valve is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand and opens fully upon line pressure drop. 3-Way Hydraulically Actuated Pressure Reducing Valve Protects downstream systems ❏ Opens fully upon line pressure drop Advanced Globe Hydro-Efficient Design ❏ Unobstructed flow path ❏ Single moving part ❏ High flow capacity Fully Supported & Balanced Diaphragm ❏ Requires low actuation pressure ❏ Excellent low flow regulation performance ❏ Progressively restrains valve closing ❏ Prevents diaphragm distortion User Friendly Design ❏ Easy pressure setting ❏ Simple in-line inspection and service ❏ Easy addition of control features ❏ Pressure Reducing Stations Flow and Leakage Reduction Systems Subject to Varying Supply Pressure Energy Saving Irrigation Systems Downhill Supply Lines Pressure Zoning System Maintenance Savings [1] BERMAD Model IR-420-XZ reduces line pressure, protecting downhill line and consumers. [2] BERMAD Pressure Relief

400 Series For full technical details, refer to Engineering Section. Pressure Reducing Flow Chart Technical SpecificationsDimensions and Weights AP AP Technical Data Patterns and Sizes: Globe: 3-16”; DN80-400 Angle: 3-4”; DN80-100 End Connections: Pressure Rating: 16 bar; 232 psi Operating Pressure Range:0.5-16 bar; 7-232 psi For lower pressure requirements, consult factory. Setting Range: 1.5-16 bar; 22-232 psi Setting ranges vary according to specific pilot spring. Please consult factory. Materials: Body and Cover: Polyester Coated Cast or (10”; DN250 and larger) Ductile Iron Spring: Stainless...