Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1" to 12" (DN 25 to DN 300) End Connections Flanged - ANSI Class 150 through 2500. RTJ (Ring Type Joint) is common for high-pressure services. Body Styles Globe (Standard), Angle (Excellent for severe erosive and cavitating services). Body Materials Carbon Steel (WCB) - Standard. Stainless Steel (CF8M/316), Alloy 20, Duplex Stainless Steel, Inconel. Pressure & Temperature Pressure Rating Up to ANSI Class 2500. Temperature Range Standard: -50°F to 450°F (-46°C to 232°C). Extended ranges from cryogenic to 1100°F (593°C) with special components. Internal Parts (Trim) Trim Design Cage-Guided, Balanced Plug - Standard. Trim Types Standard Trim, Multi-Stage Anti-Cavitation Trim (e.g., Whisper Trim III), Low-Noise Trim. Flow Characteristics Equal Percentage (Standard), Linear. Leakage Class Class II, III, or IV (metal-to-metal). Class IV, V, or VI (with optional soft seat). Trim Materials Stainless Steel (Standard), Hardened Stainless Steel (17-4PH), Stellite, Tungsten Carbide for extreme abrasion. Flow Capacity Flow Coefficient (Cv) Varies significantly by valve size and multi-stage trim design. Multi-stage trim inherently has a lower Cv than standard trim for the same valve size. Must be carefully calculated using Fisher sizing software. Actuator (Typical) Type Fisher 1051/1052 Size 60 or larger Piston Actuator is typical for high-thrust requirements. Large diaphragm actuators (e.g., Type 99) may be used for less demanding services.

Key Parameters Category Parameter Name Description & Typical Values Electrical Input Input Signal Standard: 4-20 mA DC (2-wire). Other Options: 10-50 mA, 1-5 VDC, etc. Input Impedance ~850 ohms at 20 mA (for 4-20 mA, 2-wire). Power Supply For 2-wire 4-20 mA, the loop power supply is typically 12-45 VDC. Pneumatic Output Output Pressure Ranges Multiple standard ranges, e.g.: • 3-15 psig (0.2-1.0 bar) • 6-30 psig (0.4-2.1 bar) • Other ranges up to 120 psig (8.3 bar) Air Supply Pressure Must be at least 3-5 psi (0.2-0.35 bar) above the maximum required output pressure. Typical max supply: 20 to 150 psig (1.4 to 10.3 bar). Performance Accuracy Typically ±0.5% of span. Sensitivity Typically 0.1% of span. Air Consumption (Static) Very low (e.g., < 0.5 SCFH) when output is stable. Air Flow Capacity (Dynamic) Very High. Up to ~30 SCFM (approx. 50 m³/h). Environmental & Physical Enclosure Rating NEMA 4X (IP66) - Weatherproof, watertight, and corrosion-resistant. Ambient Temperature Range -40°F to 180°F (-40°C to 82°C). Material Aluminum enclosure with corrosion-resistant coating. Mounting N480: Side-mounted on actuator yoke. N481: Bottom-mounted to actuator. Approvals Intrinsic Safety Available with appropriate intrinsic safety barriers (FM, CSA, SAA).

Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1" to 8" (DN 25 to DN 200) End Connections Flanged - ANSI Class 150, 300, 600. RF (Raised Face) or RTJ (Ring Type Joint). Body Styles Globe (Standard), Angle (for erosive/cavitating services). Body Materials Carbon Steel (WCB) - Standard. Stainless Steel (CF8M/316), Alloy 20, Duplex Stainless Steel, and other alloys available. Pressure & Temperature Pressure Rating Up to ANSI Class 600. Temperature Range Standard: -50°F to 450°F (-46°C to 232°C). Extended ranges possible with special packing, seals, and materials. Internal Parts (Trim) Trim Design Cage-Guided, Balanced Plug - Standard. Flow Characteristics Equal Percentage (Standard), Linear, Quick Open. Trim Types Standard Trim, Multi-Stage Anti-Cavitation Trim, Low-Noise Trim. Leakage Class Class II, III, or IV (metal-to-metal). Class IV or V (with optional soft seat). Trim Materials Stainless Steel (Standard), Hardened Stainless Steel, Stellite, Tungsten Carbide. Flow Capacity Flow Coefficient (Cv) Varies significantly by valve size and trim. Consult specific Cv tables. Example: A 3" N551 can have a Cv from ~50 to over 200. Actuator (Typical) Type Fisher 657 or 667 (Spring-and-Diaphragm) for most applications. Piston actuators for high-thrust needs. Action Air-to-Open or Air-to-Close (field-reversible). Standard Signal 3-15 psig (0.2-1.0 bar).

Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1/2" to 3" (DN 15 to DN 80) End Connections Flanged (ANSI 125, 150, 200, 300 lbs) or Screwed (NPT) Body Materials Cast Iron (Standard), Ductile Iron, Carbon Steel, Stainless Steel Pressure Ratings Maximum Inlet Pressure Varies by size and body material. Can be up to 400 psig (28 bar) or higher. Outlet Pressure Range Adjustable via spring. Multiple spring ranges available, e.g.: • 3 to 25 psig (0.2 to 1.7 bar) • 20 to 100 psig (1.4 to 6.9 bar) • 75 to 200 psig (5.2 to 13.8 bar) Pressure Rating ANSI Class 125, 150, 200, 300, etc. Internal Parts Trim Materials Stainless Steel (Standard poppet and seat). Diaphragm Material Reinforced Elastomer (e.g., NBR). Performance & Environmental Flow Capacity (Cv) Relatively high for its size. Consult Cv tables. Example: A 2" 630R can have a Cv of ~40-50. Leakage Class Class II (standard metal-to-metal seat). Class IV (with optional soft seat). Temperature Limits Standard: -20°F to 150°F (-29°C to 66°C). Higher temperatures possible with specific components.

Key Parameters Category Parameter Name Description & Typical Values General Specifications Actuator Type Pneumatic, Spring-Return (Single-Acting) Motion Linear (sliding-stem) Diaphragm Case Material Carbon Steel (Standard), Stainless Steel optional. Spring Housing (Yoke) Cast Iron or Carbon Steel. Air & Pressure Data Standard Supply Pressure 3-15 psig (0.2-1.0 bar) control signal. Maximum Supply Pressure Typically 50 psig (3.4 bar) for most sizes, but can be higher for specific configurations. Diaphragm Size Large diameters, e.g., 450 sq. in., 850 sq. in., etc., to generate high force. Thrust Output Stem Thrust Generates very high thrust. Specific values are defined by thrust charts based on air supply pressure, diaphragm size, and effective spring rate. • Example: A large Type 99 can produce thrust exceeding 50,000 lbs (222 kN). Spring Ranges Multiple spring ranges are available, defined by their spring rate (e.g., lbs per inch of travel). Performance & Physical Stroke Lengths Available in various standard stroke lengths (e.g., 1.5", 2", 3", 4", 6"). Action Air-to-Open (Fail Close) or Air-to-Close (Fail Open) - Field-reversible. Temperature Limits Standard: -20°F to 150°F (-29°C to 66°C). High-temperature kits available for up to 250°F (121°C).

Key Parameters Category Parameter Name Description & Typical Values General Specifications Actuator Type Electric, Spring-Return Valve Style Globe Valve or Angle Valve body Valve Size 1/2" to 2" (DN 15 to DN 50) - Common for HVAC applications. End Connections Screwed (NPT) - Standard. Electrical Data Input Signal & Power 20 to 135 VAC, 50/60 Hz; 2-wire system. The voltage level modulates between a minimum (e.g., ~30V = 3 psi = closed) and maximum (135V = 15 psi = open) to command the position. Power Consumption Typically 5-6 VA (running). Valve Body Body Materials Bronze or Cast Iron - Standard. Pressure Rating Varies by body material and size. e.g., Bronze: 200-400 psi WOG. Temperature Limits Standard: -20°F to 250°F (-29°C to 121°C). High-Temp: Up to 350°F (177°C) with special packing. Trim & Flow Flow Characteristic Equal Percentage - Standard, ideal for HVAC water systems with varying pressure drops. Leakage Class Class IV (with soft seat) - Standard, providing tight shut-off. Performance Stroke Time Typically 30 to 60 seconds for full travel (depending on valve size). Fail-Safe Action Fail-Closed or Fail-Open - Field-reversible. Enclosure Rating NEMA 1 (Standard), NEMA 4X (Weatherproof) - Optional.

Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1/2" to 6" (DN 15 to DN 150) End Connections Flanged - ANSI Class 125, 150, 200, 250, 300. RF (Raised Face) standard. Body Styles Globe Body - Standard. Body Materials Cast Iron (Standard), Carbon Steel (WCB), Stainless Steel (CF8/304, CF8M/316). Pressure & Temperature Pressure Rating Varies with body material and class. Common ratings are ANSI Class 125, 150, 200, 250, and 300. Temperature Range Standard: -20°F to 450°F (-29°C to 232°C). Extended ranges possible with high-temperature packing. Internal Parts (Trim) Trim Types Quick-Open (Standard), Linear, Equal Percentage. Trim Design Top-Guided, Unbalanced, Single-Port Plug. Leakage Class Class II (standard metal-to-metal seat). Class IV (with optional soft seat). Trim Materials Stainless Steel (Standard), Carbon Steel, Brass. Seat Ring Screwed-in or seal-welded design. Flow Capacity Flow Coefficient (Cv) Varies by valve size and trim. Consult specific Cv tables. Example: A 2" Type 252 has a typical Cv in the range of ~20 to 50. Actuator (Typical) Type Fisher 657 (spring-and-diaphragm, direct-acting) or 667 (spring-and-diaphragm, reverse-acting). Action Air-to-Open (Fail Close) or Air-to-Close (Fail Open). Standard Signal 3-15 psig (0.2-1.0 bar) control signal.

Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1/2" to 4" (DN 15 to DN 100) End Connections Flanged - ANSI Class 150, 300. RF (Raised Face) standard. Body Styles Globe Body - Standard. Body Materials Carbon Steel (WCB) - Standard. Stainless Steel (CF8/304, CF8M/316) available. Pressure & Temperature Pressure Rating ANSI Class 150, 300. Temperature Range Standard: -20°F to 450°F (-29°C to 232°C). Internal Parts (Trim) Trim Types Quick-Open (Standard), Linear, Equal Percentage. Trim Design Top-Guided, Unbalanced, Single-Port Plug. Leakage Class Class II (standard metal-to-metal seat). Class IV (with optional soft seat). Trim Materials Stainless Steel (Standard). Seat Ring Screwed-in design. Flow Capacity Flow Coefficient (Cv) Varies by valve size and trim. Consult specific Cv tables. Example: A 2" N120 has a typical Cv in the range of ~25 to 60. Actuator (Typical) Type Fisher 657 (spring-and-diaphragm, direct-acting) or 667 (spring-and-diaphragm, reverse-acting). Action Air-to-Open (Fail Close) or Air-to-Close (Fail Open). Standard Signal 3-15 psig (0.2-1.0 bar) control signal.

Key Parameters Category Parameter Name Description & Typical Values Valve Specifications Valve Size 1/2" to 3" (DN 15 to DN 80) End Connections Screwed (NPT) or Flanged (ANSI 125/150/300 lbs) Body Materials Cast Iron (Standard), Ductile Iron, Carbon Steel, Stainless Steel Pressure & Vacuum Ratings Maximum Inlet Pressure Varies by model. Can be up to 400 psig (28 bar) or higher for some models. Pressure Setting Range Adjustable via spring. Various ranges available across the series, e.g.: • P313/P314 (Reducing): 5-200 psig (0.3-14 bar) ranges. • P323 (Back-Pressure): 5-150 psig (0.3-10 bar) ranges. • P340 (Vacuum Breaker): 0.5-10 inches Hg Vacuum (1.7-34 kPa Vacuum). Pressure Rating ANSI Class 125, 150, 300, etc., depending on body and connections. Internal Parts Trim Materials Stainless Steel (Standard poppet and seat). Other materials available. Seat Seal Metal-to-Metal (standard) or Soft Seat (Elastomer) for tighter shut-off. Performance & Environmental Leakage Class Class II (standard metal seat). Class IV (with optional soft seat). Temperature Limits Standard: -20°F to 150°F (-29°C to 66°C). Higher temperatures possible with specific components.

Key Parameters & Specifications Category Parameter Name Description & Typical Values General Specifications Actuator Type Pneumatic, Spring-Return (Single-Acting), Scotch-Yoke or Rack-and-Pinion Motion 90° Rotary (quarter-turn) Housing Material Aluminum with corrosion-resistant coating Fail-Safe Action Fail-Closed or Fail-Open (configurable) Air & Pressure Data Operating Air Pressure Range Typically 40 to 120 psig (2.8 to 8.3 bar) Air Connection 1/4" NPT Torque Output Output Torque Lower torque range suitable for smaller valves. Specific values depend on air pressure and model size. • Example: Approximately 15 to 60 in-lbs (1.7 to 6.8 Nm) at 80 psig. (Note: Values are illustrative; consult actual charts). Electrical Data Solenoid Voltage Standard options: 24 VDC, 110 VAC, 220 VAC (and other common voltages) Electrical Connection Conduit entry (e.g., 1/2" NPT) Enclosure Rating Typically NEMA 4 / IP65 (weatherproof and dust-tight) Options & Accessories Limit Switches Integrated mechanical or proximity switches to provide open/closed position feedback. Solenoid Valve Integrated, direct-mounted. Manual Override Standard feature for local manual operation. Heater & Thermostat Optional for cold environments to prevent condensation and freezing. Position Indicator Visual indicator showing valve position (open/closed).