Parameters & Specifications
Parameter / Feature Category Description
Product Name Fisher™ D4 Easy-E™ Control Valve
Type Top-Entry, Sliding Stem, Cage-Guided Globe Valve
Primary Function Throttling (Modulating) Control for process fluids.
Body Styles Globe Body: Straight-through flow pattern. Angle Body also available.
Size Range (ANSI) ½ inch to 4 inches (DN 15 to DN 100)
Pressure Rating (ANSI) Class 150, 300, 600
End Connections Flanged (Standard), Screwed, or Socket Weld
Trim Cage-Guided, Non-Rotating Plug. A variety of trim trims are available (e.g., characterized cage, reduced trim, noise attenuation trim, anti-cavitation trim).
Leakage Class ANSI Class IV (standard metal seat). ANSI Class VI (bubble-tight shut-off) is available with soft seat.
Flow Characteristics Equal Percentage (Standard), Linear, Quick Opening (via characterized cage).
Temperature Range Standard: -350°F to 450°F (-212°C to 232°C). Extended ranges available with special materials and seals.
Actuator Compatibility Designed to be paired with Fisher pneumatic actuators (e.g., 657 or 667 diaphragm actuators) and a positioner (e.g., a FIELDVUE DVC or a pneumatic 3582).
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