Technical Specifications
Category Specification
Type Direct-Operated, Spring-Loaded Pressure Regulator
Service Natural Gas, LP Gas, Inert Gases
Size Range 3/4" to 2" NPT
Maximum Inlet Pressure 5 psig (0.34 bar) for standard models
Outlet Pressure Range 3" W.C. to 14" W.C. (0.75 kPa to 3.5 kPa)
Temperature Range -20°F to 150°F (-29°C to 66°C)
Body Materials Aluminum
Diaphragm Material Fabric-Reinforced Elastomer
Typical Applications
Residential Gas Meter Sets
Commercial Appliance Gas Supply
LP Gas Vapor Service
Industrial Pilot Lights & Small Burners
Gas-Powered Equipment Regulation
Secondary Pressure Reduction in Distribution Systems
Technical Specifications
Category Specification
Type Direct-Operated, Spring-Loaded Pressure Regulator
Service Natural Gas, Manufactured Gas, LP Gas Vapor
Size Range 3/4" to 2" NPT
Maximum Inlet Pressure 5 psig (0.34 bar) for standard models
Outlet Pressure Range 3" W.C. to 14" W.C. (0.75 kPa to 3.5 kPa)
Temperature Range -20°F to 150°F (-29°C to 66°C)
Body Materials Aluminum
Diaphragm Material Fabric-Reinforced Elastomer
Valve Seat Material Resilient seating material for positive shut-off
Typical Applications
Residential Gas Meter Sets
Commercial Building Gas Service
Industrial Appliance Gas Supply
LP Gas Vapor Service
Gas-Powered Equipment Regulation
Pressure Reduction in Gas Distribution Systems
Apartment House Gas Service
Technical Specifications
Category Specification
Type Volume Booster Relay, Force-Balance
Input Signal 3 to 15 psig (0.2 to 1.0 bar)
Output Signal 1:1 ratio of input, 3 to 15 psig
Air Supply 20 psig (1.4 bar) minimum, up to 100 psig (6.9 bar)
Flow Capacity High flow capacity; specific Cv values depend on model
Accuracy Typically within ±0.5% of span
Connections 1/4" or 1/2" NPT
Body Material Cast Iron or Aluminum
Typical Applications
Speeding Up Large Actuators
Long Pneumatic Signal Lines
High-Capacity Signal Repeating
Pneumatic Computing Circuits
Technical Specifications
Category Specification
Type Pilot-Operated High-Speed Relief Valve
Service Gas, Liquid
Set Pressure Range 15 to 6000 psig (1 to 413 bar)
Temperature Range -450°F to 1000°F (-268°C to 538°C)
Size Range 1" x 2" through 6" x 8" (inlet x outlet)
Connections Flanged (150# to 2500#)
Body Materials Carbon Steel, Stainless Steel, Alloy Steels
Response Time < 100 milliseconds
Leakage Bubble-tight up to 98% of set pressure
Typical Applications
Compressor Surge Protection
Pipeline Surge Relief
Pressure Vessel Protection
Chemical Reactor Relief
Gas Transmission Systems
High-Pressure Process Protection
Technical Specifications
Category Specification
Type Pilot-Operated Pressure Regulator
Service Natural Gas, Inert Gases
Pressure Rating ANSI Class 600 (higher classes available)
Size Range 2" through 6" (50 mm through 150 mm)
Connections Flanged (RF or RTJ)
Maximum Inlet Pressure Up to 1440 psig (99 bar)
Outlet Pressure Range Configurable via pilot selection
Temperature Range -20°F to 150°F (-29°C to 66°C)
Body Materials Carbon Steel, Ductile Iron
Trim Materials Stainless Steel (special materials available)
Typical Applications
High-Pressure City Gate Stations
Industrial Plant Inlet Stations
Pipeline Pressure Reduction
Compressor Station Control
Storage Field Regulation
Gas Distribution Pressure Control
Technical Specifications
Category Specification
Type Pilot-Operated Pressure Regulator
Service Natural Gas, Inert Gases
Pressure Rating ANSI Class 150, 300, 600
Size Range 2" through 8" (50 mm through 200 mm)
Connections Flanged (RF or RTJ)
Maximum Inlet Pressure Up to 1440 psig (99 bar) depending on class
Outlet Pressure Range Highly configurable via pilot selection
Temperature Range -20°F to 150°F (-29°C to 66°C)
Body Materials Ductile Iron (Standard), Carbon Steel
Trim Materials Stainless Steel
Typical Applications
City Gate Stations
Industrial Plant Inlets
Pipeline Pressure Control
Distribution System Regulation
Storage Field Control
Compressor Station Bypass Regulation
Technical Specifications
Category Specification
Type Direct-Operated, Spring-Loaded Pressure Regulator
Service Natural Gas, LP Gas
Size Range 3/4" to 2" NPT
Maximum Inlet Pressure 5 psig (0.34 bar) for standard models
Outlet Pressure Range 3" W.C. to 14" W.C. (0.75 kPa to 3.5 kPa)
Temperature Range -20°F to 150°F (-29°C to 66°C)
Body Materials Aluminum
Diaphragm Material Fabric-Reinforced Elastomer
Typical Applications
Residential Gas Meter Sets
Commercial Building Gas Service
Industrial Appliance Gas Supply
LP Gas Vapor Service
Gas-Powered Equipment Regulation
Secondary Pressure Reduction in Distribution Systems
Technical Specifications
Category Specification
Type Pneumatic Force-Balance Level Transmitter
Input Hydrostatic head pressure
Output 3-15 psig (0.2-1.0 bar)
Air Supply 20-35 psig (1.4-2.4 bar) clean, dry air
Accuracy ±0.5% of span
Span Ranges Extended ranges with high suppression capability
Temperature Range Elevated temperature capability beyond standard 63EG models
Process Connections 2" NPT, 3" NPT, or flange connections
Wetted Parts High-temperature materials (specific alloys depending on application)
Diaphragm Material High-temperature compatible materials
Case Material Aluminum or epoxy-coated cast iron
Typical Applications
High-Temperature Process Vessels
Chemical Reactors with Thermal Cycling
Boiler Drum Level Measurement
Hot Oil Systems
Refinery Process Units
High-Pressure Steam Applications
Technical Specifications
Category Specification
Type Double-Acting Piston Actuator
Action Double-Acting (Spring-Return optional with 66S module)
Air Supply Pressure Up to 150 psig (10.3 bar)
Operating Temperature -40°F to 180°F (-40°C to 82°C)
Piston Diameter Multiple sizes available (e.g., 3.25 in, 4.5 in, 6 in)
Stem Travel Multiple strokes available (e.g., 0.75 in to 4.0 in)
Mounting Direct to Fisher 1060/1061 valves; other valves via linkage
Body Material Aluminum (standard), Ductile Iron (for corrosive environments)
Typical Applications
Oil & Gas Production & Refining
Chemical & Petrochemical Plants
Power Generation
Water & Wastewater Treatment
General Process Industries
Technical Specifications
Category Specification
Type Pneumatic Displacer Level Controller
Input Liquid level (buoyancy force)
Output 3-15 psig (0.2-1.0 bar)
Air Supply 20-35 psig (1.4-2.4 bar) clean, dry air
Accuracy ±1% of span
Span Ranges Various displacer lengths available
Temperature Range Standard: -40°F to 450°F (-40°C to 232°C)
High-temp: Up to 850°F (454°C) with special options
Process Connections 2" NPT standard; 3" NPT and flanged options available
Chamber Materials Carbon Steel, Stainless Steel
Displacer Materials Stainless Steel, Hastelloy, other alloys
Torque Tube Materials Various alloys for different service conditions
Typical Applications
Oil & Gas Separators
Chemical Process Vessels
Refinery Columns
Boiler Drum Level
Water Treatment Tanks
High-Temperature Process Vessels
Interface Level Applications