Technical Specifications / Parameters
Parameter Specification / Description
Model Series Fisher HP (e.g., HP, HPT, HPB - specific design variants)
Type Top-Entry, Unbalanced or Balanced, Cage-Guided Globe Valve
Size & Pressure Class Sizes: 1" through 8" (DN25 through DN200)
Pressure Class: ANSI Class 900, 1500, 2500, 4500.
End Connections Flanged (RF or RTJ), Butt-Weld.
Body Materials Forged Carbon Steel (A105), Forged Stainless Steel (F316), Alloy Steels (F22, F91).
Trim Materials Standard Trim: 17-4PH Stainless Steel (hardened).
Severe Service Trim: Stellite (on plug and seat), 440C Stainless Steel, Tungsten Carbide.
Temperature Range Standard: -50°F to +1000°F (-46°C to +538°C). Special designs for cryogenic or higher temperatures.
Flow Characteristics Modified linear, equal percentage, or quick open, determined by the cage profile.
Leakage Class Standard (Metal Seat): ANSI/FCI 70-2 Class IV.
Soft Seat Option: ANSI/FCI 70-2 Class VI.
Noise & Cavitation Control Cavitrol® Trim: Multi-stage anti-cavitation trim (Cavitrol II, III, Hex) is available.
Whisper Trim®: Advanced noise attenuation cages are available for high-noise duties.
Flow Capacity (Cv) Varies significantly by size, trim, and pressure class. Ranges from low Cv (for small sizes with reduced trim) to very high Cv (for large sizes).
Technical Specifications / Parameters
Parameter Specification / Description
Product Name Fisher FIELDVUE ValveLink Software
Type PC-based Configuration and Diagnostic Application Software
Compatible Devices Fisher FIELDVUE DVC2000, DVC6000, DVC6000 SIS, DVC6200, DVC7000 series digital valve controllers.
Supported Communication Protocols Primary: HART® Communication Protocol (via a HART modem).
Also Supports: FOUNDATION™ fieldbus and PROFIBUS® PA for online diagnostics within the system environment.
System Requirements OS: Windows 10 / 11 (check latest version for specific builds).
Processor & RAM: As required by the OS.
Ports: USB for HART modem connection.
Software: Requires .NET Framework.
Required Hardware A compatible HART modem (e.g., Fisher FIELDVUE HART Communicator or other approved USB modem) to interface with the device.
Key Software Functions • Device Configuration & Setup
• Automatic Calibration (Travel and I/P)
• Partial Stroke Testing (PST)
• Valve Performance Diagnostics & Trending
• Data Logging and Snapshot Management
• Documenting Proof Test Results (for SIS versions)
Licensing Typically offered in various license tiers (e.g., Standard, Pro) which may unlock advanced diagnostic features.
Technical Specifications / Parameters
Parameter Specification
Model Fisher 1068
Type Pilot-Operated, Precision Air Pressure Regulator
Port Sizes 1/4" NPT (Female) - Standard for inlet, outlet, and vent connections.
Body Material Aluminum (with corrosion-resistant finish).
Diaphragm Material Buna-N (Standard). Other elastomers like EPDM or Viton may be available.
Pressure Ranges (Outlet) Multiple, field-adjustable spring ranges available. Common examples include:
• 3-25 psig (0.2-1.7 bar)
• 5-50 psig (0.3-3.4 bar)
• 10-60 psig (0.7-4.1 bar)
(Many other ranges are available).
Maximum Inlet Pressure 150 psig (10.3 bar) for most models.
Temperature Range -40°F to +180°F (-40°C to +82°C)
Flow Capacity (Cv) Approximately 1.8 (providing very high flow for its compact size).
Sensitivity Less than 0.25 psi (1.7 kPa) change for a 10 psi (0.7 bar) inlet change.
Droop Minimal droop characteristic; typically less than 2 psi (14 kPa) from zero to maximum flow.
Relieving Capacity Internal relieving function (on relieving models) vents excess downstream pressure to atmosphere.
Weight Approximately 2.5 lbs (1.1 kg).
Technical Specifications / Parameters
Parameter Specification / Description
Product Name Fisher enhanced ENVIRO-SEAL System
Type Fugitive Emissions Containment System for Valve Stems
Compatible Valves Fisher easy-e® globe valves (e.g., GX, HP, ET), rotary valves (Vee-Ball®, V100, V500), and many other globe and rotary designs.
Pressure Rating Matches the pressure rating of the parent control valve body (e.g., ANSI Class 150 through 2500).
Temperature Range Standard: -50°F to +450°F (-46°C to +232°C)
High-Temp: Options available for services up to +800°F (+427°C).
Emissions Performance Certified to meet < 100 ppmv methane when tested according to US EPA Method 21. Capable of achieving near-zero emissions.
Connection Port 1/4" NPT female, standard for purge/sniff connection and monitoring.
Primary Packing Material Typically a combination of flexible graphite (for high temp) and reinforced flexible graphite or PTFE (for corrosion/chemical resistance).
Secondary Seal Material Flexible Graphite, Grafoil®, or PTFE-based materials.
Body & Hardware Materials Carbon Steel (standard for hardware), Stainless Steel (for the seal housing and bolts).
Technical Specifications / Parameters
Parameter Specification
Model Fisher LS200
Type Electromechanical Limit Switch Box for Quarter-Turn Actuators
Enclosure Rating Standard: NEMA 4, 4X, 7, 9; CSA C22.2 No. 30; FM Approved for Class I, Division 1 & 2, Groups B, C, D; Class II, Division 1 & 2, Groups E, F, G.
Housing Material Cast Aluminum (standard, with corrosion-resistant finish).
Shaft Rotation Standard 90° rotation for quarter-turn valves. Other angles available.
Electrical Conduit Entry Two ½" NPT conduit entries.
Switch Types Electromechanical: Up to 4 snap-action switches (e.g., SPDT, DPDT).
Solid-State (Proximity): Up to 4 inductive or magnetic proximity switches.
Electrical Ratings (Snap Switch) Typically 10A @ 125/250 VAC; 15A @ 120 VAC; 0.4A @ 125 VDC. (Confirm with specific switch data).
Ambient Temperature Range Standard: -40°F to +165°F (-40°C to +74°C).
High-Temp Options: Available for higher temperatures.
Seals Buna-N (standard). Viton and EPDM available as options.
Window Material Polycarbonate.
Mounting Split-clamp design for easy mounting to valve stems.
Technical Specifications / Parameters
Parameter Specification
Model Fisher easy-Drive 200R (PROFIBUS PA)
Type Digital, Electric, Motor-Driven Positioner for Rotary Valves
Mounting Direct mounting on rotary actuators following VD/VDE 3845 (NAMUR) standard.
Fieldbus Protocol PROFIBUS PA per IEC 61158-2 and IEC 61784-1, supporting Profile 3.02.
Supply Pressure (Air Supply) 19 to 100 psig (1.3 to 7.0 bar)
Output Pressure Equal to supply pressure (A Single-outlet design that pressures and exhausts one actuator chamber).
Air Consumption Steady State: < 0.001 SCFM (< 0.02 NLPM)
During Stroking: Varies with speed and actuator size.
Air Flow Capacity (Cg) 0.45
Ambient Temperature Range -40°F to +185°F (-40°C to +85°C)
Position Sensing Technology Non-contact, magneto-resistive.
Enclosure Rating IP66/67 (NEMA 4X)
Hazardous Area Approvals ATEX, IECEx, FM/CSA for Intrinsically Safe (IS) and Non-incendive (NI) applications.
Materials Housing: Aluminum (Polyamide for IS versions); Sensing Shaft: Stainless Steel.
Diagnostics Valve signature, step response, travel and pressure trends, performance alerts.
Technical Specifications / Parameters
Parameter Specification
Model Fisher Type RPE
Type Pilot-Operated, Full-Nozzle, Safety Relief Valve
Size & Pressure Class Sizes: 1D (1"x2") through 6T (6"x8") and larger.
Inlet/Outlet: Standardly complies with API 526 flanged connections (D through T).
Pressure Class: ANSI Classes 150, 300, 600, 900, 1500, 2500.
Set Pressure Range Typically from 15 psig to 6000 psig (1 bar to 414 bar), depending on the specific pilot and main valve design.
Temperature Range Standard: -450°F to +1000°F (-268°C to +538°C), depending on pilot and body materials.
Body Materials Carbon Steel (WCB), Stainless Steel (CF8M), Alloy Steels (WC6, WC9).
Trim Materials Stainless Steel (standard), other alloys available.
Pilot Options • Standard Pilot: For general purpose gas/vapor and liquid service.
• Bellows Pilot: For variable or high superimposed backpressure.
• Soft Seat Pilot: For bubble-tight shutoff.
• Liquid Pilot: Optimized for liquid applications.
• T&P Pilot: For thermal relief.
Blowdown Adjustable, typically from 2% to 20%.
Certifications Can be certified to meet API 520/526/527, ASME Boiler and Pressure Vessel Code, Section VIII, and PED requirements.
Technical Specifications / Parameters
Parameter Specification
Model Fisher Type OSE (e.g., OSE-1, OSE-2, OSE-3, OSE-4)
Type Mechanical, Centrifugal Overspeed Trip
Speed Ranges Available in various ranges, typically from ~1000 RPM to over ~10,000 RPM, depending on the specific model and spring.
Trip Point Accuracy Typically within ±1% of the set speed.
Speed Sensing Direct shaft connection or gear-driven.
Output Mechanical lever actuation to trigger a pneumatic trip valve (e.g., Fisher 290 series).
Mounting Directly onto the equipment shaft or via a drive coupling.
Hazardous Area Approvals The mechanical trip itself is intrinsically safe. The associated pneumatic trip valve is designed for industrial use.
Materials Housing: Cast Iron or Carbon Steel; Internal Components: Steel, Stainless Steel, and other hardened alloys.
Trip Reset Manual reset required after a trip event.
Technical Specifications / Parameters
Parameter Specification
Model Fisher Type B
Type Pilot-Assisted / Internally Relayed Pressure Regulator
Size & Connections Sizes: 2", 3", 4", 6" (NPT)
Other: Flanged connections available.
Body Material Cast Iron (standard).
Internal Materials Stainless Steel (critical parts), Buna-N (diaphragms & seals).
Inlet Pressure Range (P1) Up to 400 psig (28 bar) for standard models.
Outlet Pressure Range (P2) Common Spring Ranges: Adjustable from 4 oz/in² to 60 psig (0.01 to 4.1 bar). Various springs cover different portions of this wide range.
Temperature Range -20°F to 150°F (-29°C to 66°C) - standard elastomers.
Flow Capacity (Cg) Example: 2" Type B has a Cv of approximately 95. (Varies by size).
Internal Relief Capacity Standard on most models. Capacity varies with model and set pressure.
Leakage Class ANSI FCI 70-2 Class IV (Metal-to-metal seat).
Technical Specifications / Parameters
Parameter Specification for BLE & BLX
Model Fisher Type BLE, Fisher Type BLX
Type Multi-stage, Anti-Cavitation & Noise Reduction Trim
Compatible Valve Bodies Fisher ED, ES, EWT, and other standard globe valve bodies with cage-style construction.
Size Range Typically available for valve sizes from 1" to 12" (DN25 to DN300) and larger.
Trim Materials Standard: 316 Stainless Steel (hardened).
Options: 17-4PH SST, Stellite, Alloy 20, other corrosion-resistant alloys.
Pressure Drop Capability Capable of handling very high pressure drops, often in excess of 1500 psi (100 bar) in a single valve.
Flow Characteristic Modified linear or equal percentage.
Leakage Class With Metal Seat: ANSI/FCI 70-2 Class IV.
With Soft Seat: ANSI/FCI 70-2 Class VI.
Flow Capacity (Cv) Defined by the specific trim part number. Both BLE and BLX offer a range of Cv values for a given valve size, but the BLX generally provides a higher Cv for a similar level of attenuation.
Noise Reduction Can achieve noise reduction of 15 dBA or more compared to standard single-stage trim.
Temperature Limits Limited by the valve body rating, typically up to ~800°F (~425°C).