Technical Parameters Parameter Specification Model Fisher A31A Type Double-Acting, Scotch Yoke Pneumatic Actuator Action Double-Acting (Air-to-Open / Air-to-Close) Standard Travel 90° quarter-turn. (A 92° travel version is available for specific applications). Body Material Aluminum with epoxy powder coat Piston Seal Material Buna-N (Standard) Operating Temperature Range -4°F to 180°F (-20°C to 82°C) with standard Buna-N seals. Supply Pressure Range 40 to 120 psig (2.8 to 8.3 bar) Torque Output Varies by size and supply pressure. Example (at 80 psig): - Size 6: ~ 115 lb-in (13 Nm) - Size 12: ~ 480 lb-in (54 Nm) - Size 20: ~ 1325 lb-in (150 Nm) Sizes (Frame Size) 6, 12, 20, 35, 60, 100, 160 (The number corresponds to the piston diameter in millimeters).

Technical Parameters Parameter Specification Model Fisher 1077 Type Balanced, Flanged Globe Valve Trim Type Balanced Trim Flow Characteristic Equal Percentage or Linear (depending on plug selection) End Connections ANSI Class 150, 300, or 600 Flanged (RF or RTJ) Body Materials Carbon Steel (WCB), Stainless Steel (CF8, CF8M), Alloy 20, etc. Trim Materials Stainless Steel (Standard), Hardened alloys for severe service. Temperature Range -20°F to 1000°F (-29°C to 538°C) depending on body/trim materials and seat gasketing. Pressure Rating ANSI Class 150: 275 psig (19 bar) ANSI Class 300: 720 psig (49.6 bar) ANSI Class 600: 1440 psig (99.3 bar) Leakage Class ANSI Class IV (Standard) ANSI Class VI (Soft Seat) options available. Sizes (Pipe Size) 1" to 8" (DN 25 to DN 200)

Technical Parameters Parameter Specification Model Fisher 3661 (Various suffixes denote specific types, e.g., 3661L for large displacer) Type Pneumatic Displacer Level Controller Measurement Principle Buoyancy (Torque Tube) Output Signal 3 to 15 psig (0.2 to 1.0 bar) pneumatic, proportional to level Supply Air Pressure 20 psig (1.4 bar) minimum, typically 20-35 psig (1.4-2.4 bar) is supplied. Air Consumption Very low at steady state; typically < 0.1 SCFM (0.17 m³/hr). Mounting Top-mounted (suspended from the top of the vessel). Displacer Length Available in various standard lengths to match the required level measurement span. Process Connections Typically 2-inch NPT or 150# / 300# Flange. Body Materials Cast Steel, Stainless Steel, Alloy Steel Displacer & Torque Tube Stainless Steel (standard), other alloys available for corrosive services. Temperature Limits Standard: -20°F to 450°F (-29°C to 232°C). High-Temp versions available up to 850°F (454°C). Pressure Rating Up to 3000 psig (207 bar) depending on model and torque tube rating.

Technical Parameters Parameter Specification Model Fisher 3710 Type Spring-Return, Piston Actuator Action Spring-Return (Air-to-Open / Spring-to-Close or Air-to-Close / Spring-to-Open) Standard Travel 90° quarter-turn (for rotary valves). Actuator Style Piston and Crank Assembly Body Material Aluminum with epoxy coating Spring Housing Material Carbon Steel (standard) Operating Pressure Range 40 to 120 psig (2.8 to 8.3 bar) is standard. Higher pressure versions (e.g., up to 200 psig) are available. Failsafe Action Failsafe Open or Failsafe Closed, determined by the mechanical linkage assembly. Temperature Limits -4°F to 180°F (-20°C to 82°C) with standard Buna-N seals. Torque Output Varies by size and supply pressure. Example (at 80 psig): - Size 16: ~ 190 lb-in (21 Nm) - Size 40: ~ 1180 lb-in (133 Nm) - Size 100: ~ 7400 lb-in (836 Nm) Sizes (Frame Size) 16, 25, 40, 65, 100, 140, 200

Technical Parameters Parameter Specification Model Fisher 1B Type Pneumatic Torque Tube Level Transmitter Measurement Principle Buoyancy (Torque Tube) Output Signal 3 to 15 psig (0.2 to 1.0 bar) Supply Air Pressure 20 psig (1.4 bar) minimum, typically 20-35 psig (1.4-2.4 bar) is supplied. Air Consumption Very low at steady state; typically < 0.1 SCFM (0.17 m³/hr). Mounting Top-mounted (suspended from the top of the vessel). Displacer Length Available in a wide range of standard lengths to match the required level measurement span. Process Connections Typically 2-inch NPT or 150# / 300# / 600# Flange. Body Materials Cast Steel, Carbon Steel, Stainless Steel Displacer & Torque Tube Stainless Steel (standard), Monel, and other alloys available for corrosive services. Temperature Limits Standard: -20°F to 450°F (-29°C to 232°C). High-Temp versions available up to 850°F (454°C). Pressure Rating Up to 3000 psig (207 bar) depending on model and torque tube rating.

Technical Parameters Parameter Specification Model Fisher 1061 Type Unbalanced, Flanged Globe Valve Trim Type Unbalanced Trim (Standard) Flow Characteristic Equal Percentage or Linear (depending on plug selection) End Connections ANSI Class 150, 300, or 600 Flanged (RF or RTJ) Body Materials Carbon Steel (WCB), Stainless Steel (CF8, CF8M), Ductile Iron Trim Materials Stainless Steel (Standard) Temperature Range -20°F to 850°F (-29°C to 454°C) depending on body/trim materials and seat gasketing. Pressure Rating ANSI Class 150: 275 psig (19 bar) ANSI Class 300: 720 psig (49.6 bar) ANSI Class 600: 1440 psig (99.3 bar) Leakage Class ANSI Class IV (Standard) ANSI Class VI (Soft Seat) options available. Sizes (Pipe Size) 1" to 8" (DN 25 to DN 200)

Technical Parameters Parameter Specification Model Fisher L2e (with suffixes for type: e.g., L2e-SR for Spring-Return) Type Electro-Hydraulic Actuator Action Double-Acting (L2e-DA) or Spring-Return (L2e-SR) Standard Travel 90° quarter-turn (with adjustable travel stops) Power Supply 24 VDC, 110 VAC, 220 VAC (50/60 Hz) are standard options. Control Signal 4-20 mA for proportional control, Discrete (On/Off) Feedback Signal 4-20 mA or 0-10 VDC position feedback (standard) Torque Output Varies by model. Ranges from approximately 40 lb-in (4.5 Nm) to 17,000 lb-in (1920 Nm). Operating Temperature -40°F to 150°F (-40°C to 65°C); optional heaters available for colder climates. Enclosure Rating IP66, IP67, and NEMA 4X (watertight and corrosion-resistant). Hazardous Area Certification Available for Class I, Division 2 / Zone 2 hazardous locations

Technical Parameters Parameter Specification Model Fisher V260 Type V-Ball Rotary Control Valve Flow Characteristic Equal Percentage (inherent from the V-notch profile) End Connections Flanged (ANSI Class 150 & 300); Lugged and Wafer-style bodies are also available. Body Materials Carbon Steel (WCB), Stainless Steel (CF8, CF8M), Alloy 20, Duplex Stainless Steel Ball & Stem Stainless Steel (standard), with hard-facing (e.g., Stellite) options for abrasive service. Seat Material Reinforced PTFE (RPTFE) is standard, providing ANSI Class VI shut-off. Other materials like UHMW-PE and metal seats are available. Temperature Range -40°F to 500°F (-40°C to 260°C) with standard RPTFE seats. Temperature range can extend with different seat materials. Pressure Rating ANSI Class 150: 275 psig (19 bar) ANSI Class 300: 720 psig (49.6 bar) Leakage Class ANSI Class VI (Bubble-tight) with non-metallic seats. Flow Capacity (Cv) Varies by size. Example (Class 150 Flanged): - 3 inch: ~ 290 - 6 inch: ~ 1150 - 8 inch: ~ 2050 Sizes (Pipe Size) 1" to 12" (DN 25 to DN 300)

Technical Parameters Parameter Specification Model Fisher 4196 (with suffixes for specific ranges and materials) Type Smart Differential Pressure Transmitter Output Signal 4-20 mA DC, HART/DE digital overlay Power Supply 10.5 to 45 V DC (standard, for 4-20 mA with HART) Communications HART 5/7 & FISHER® DIGITAL EXCHANGE (DE) Accuracy ±0.075% of calibrated span (includes linearity, hysteresis, and repeatability) Differential Pressure Ranges Wide selection from as low as 0-5 inH₂O (0-1.25 kPa) to 0-2000 psi (0-13790 kPa). Static Pressure Rating Up to 3600 psi (248 bar) depending on model and flange rating. Process Temperature Limits -40°F to 250°F (-40°C to 121°C) Ambient Temperature Limits -40°F to 185°F (-40°C to 85°C) Wetted Parts Materials 316 Stainless Steel, Hastelloy C-276 Process Connections 1/4" NPT internal thread; 1/2" NPT external thread with adapter. Electrical Connection 1/2" NPT conduit connection Enclosure Rating NEMA 4X (IP66/67) Adjustable Damping 0 to 32 seconds (via software configuration)

Technical Parameters Parameter Specification Model Fisher 249 (with suffixes for specific models, e.g., 249R, 249H) Type HART Signal Conditioner / Isolator / Converter Input Signal 4-20 mA, HART digital signal (from a 2-wire HART transmitter) Output Signal 4-20 mA (analog, isolated from input) HART Communication Supports HART 5/6/7 protocol on the input side. Power Supply Typically 18-30 V DC (loop powered or separately powered depending on model). Load Capacity 0-600 Ohms (on the 4-20 mA output loop) Accuracy ±0.05% of span Isolation Input to Output to Power: 1500 V AC (standard) Response Time Typically < 100 ms. Ambient Temperature Limits -4°F to 185°F (-20°C to 85°C) Mounting Standard 35 mm DIN Rail Enclosure Module for mounting inside a control panel cabinet. Typical Functions Signal repeater, Square root extraction, Signal isolator, Signal converter.