Features

• In-Line Inspection and Maintenance

• Accuracy of Control

• Insensitive to Inlet Pressure Fluctuations

• Fast Speed of Response

• High Flow Capacities

• Balanced Trim Design

• 1/2-Inch w.c. (1,2 mbar) Setpoint

Body Sizes and End Connection Styles

Cast Iron1-1/2 inch (DN 40) body size NPT end connection2-inch (DN 50) body size NPT, 125 FF, or 250 RF end connections

Steel or Stainless Steel1-1/2 or 2-inch (DN 40 or 50) body size NPT, SWE, 150 RF, 300 RF, or PN 16/25/40 end connections

Flow Coefficients

Wide-Open Cg: 185Wide-Open Cv: 5.6C1: 33

Temperature Capabilities

Nitrile: -20 to 180°F (-29 to 82°C)Fluoroelastomer (FKM): 40 to 300°F (4 to 149°C)Perfluoroelastomer (FFKM): -20 to 300°F (-29 to 149°C)

Maximum Inlet Pressure

150 psig (10,3 bar)

Maximum Outlet Pressures

Operating: 2 psig (0,14 bar) above outlet pressure settingEmergency Casing: 15 psig (1,0 bar)

Outlet Pressure Ranges

1/2-inch w.c. to 10 psig (1,2 mbar to 0,69 bar) in 10 ranges

Pressure Registration

External

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