• Specifications: Available in models XFM 17, 37, and 47 with varying dimensions and connection fittings. Supports Profibus capability and offers both LCD and non-LCD versions.
• Accessories: Includes various power supply options and cables for digital communication interfaces.
• Ordering Information: Options for material (Aluminum or Stainless Steel), digital interface (RS232, RS485, PROFIBUS), display type, power supply, output signal, seals, and fittings.

• Design Features: Multi-gas/multi-range functionality, high accuracy, universal power supply, and extensive user programmability. Supports up to 46 engineering units and includes a digital interface with optional Modbus RTU.
• Specifications: Designed for clean gases with a maximum pressure of 1000 PSIG. Offers high repeatability and accuracy with various output signal options.
• Accessories: Includes power supplies, cables, and communication port accessories for enhanced connectivity and functionality.
• Ordering Information: Similar to XFM, with additional options for Modbus interface and different fitting models.

• Design and Operation: Combines accuracy with a compact design for controlling gas flow rates. Utilizes a straight tube sensor and laminar flow paths for precise measurement.
• Principles of Operation: Uses a Wheatstone bridge design to monitor temperature-dependent resistance, providing output signals for mass flow rates.

• Rigid metallic construction with a maximum pressure of 1000 psig (70 bars).
• Leak integrity of 1 x 10^-9 smL/sec of helium.
• NIST traceable certification and built-in tiltable LCD readout.
• Local or remote setpoint control with 0-5 Vdc and 4-20 mA signals.
• Circuit protection and TIO Totalizer option.

The GFC mass flow controllers are compact, self-contained devices designed to indicate and control gas flow rates. They offer rugged design and instrumentation-grade accuracy, available in aluminum or stainless steel models. The built-in electromagnetic valve allows for precise flow rate settings.

• Accuracy: ±1.0% to ±3% depending on the model and flow range.
• Repeatability: ±0.25% of full scale.
• Response Time: 2 seconds to within ±2% of actual flow rate.
• Temperature Coefficient: 0.15% of full scale / °C.
• Pressure Coefficient: 0.01% of full scale / psi.
• Maximum Gas Pressure: 1000 psig for certain models, 500 psig for others.
• Turn Down Ratio: 40:1.
• Materials: Aluminum models use anodized aluminum, stainless steel, brass, and Viton® O-rings; stainless steel models use 316 stainless steel and Viton® O-rings.

Flow ranges vary from 10 mL/min to 1000 L/min N2, with different models catering to low, medium, and high flow requirements.

• Various power supply options for different regions.
• Remote cables and LCD readout options.

• Displays instantaneous, total, and accumulated flow rates with a built-in flow linearizer.
• Supports up to 47 different volumetric and mass flow units.
• Digital RS-232 or RS-485 interface with multi-drop capability.
• Programmable set point table with ramping capability.
• Provides two independent programmable flow totalizers with EEPROM memory backup.
• Programmable alarms and pulse output for flow monitoring.

Supports RS-232 or RS-485 communication with proprietary ASCII software interface and free utility software for configuration and monitoring.

• Operating Temperature: -10 °C to +70 °C.
• Dimensions: 86.4 x 76.2 x 19.1 mm.
• Weight: Approximately 125g.

• Accuracy: ±1% of full scale at calibration conditions.
• Repeatability: ±0.25% of full scale.
• Response Time: Varies by model, with AFC26 responding in approximately 1 second and AFC36/AFC46 in 2 seconds.
• Temperature and Pressure Coefficients: 0.1% of full scale/°C and 0.01% of full scale/psi respectively.
• Materials: 316 and 416 stainless steel, Viton® O-rings, with optional Buna®, EPR, and Kalrez®.
• Output Signals: Linear 0-5 Vdc or 4-20 mA.

• Flow Control: Utilizes a proportionating electromagnetic valve for precise flow control, unaffected by temperature and pressure variations within specified limits.
• Safety: The valve is normally closed to prevent gas flow during power outages.
• Flow Ranges: AFC models offer flow ranges from 10 mL/min to 100 L/min for nitrogen.

• Functionality: Provides complete control over flow measurement and control functions, with programmable batch and timer flow control capabilities.
• Communication: Standard RS-232 interface with optional Ethernet for remote access and control.
• Display: 24x2 LCD or optional vacuum fluorescent display.
• Alarm and Totalizer Functions: High and low flow alarms, totalizer for gas volume measurement, and programmable actions for alarm conditions.

• Principle: Measures liquid flow by counting electrical pulses generated by a spinning paddle wheel.
• Specifications: Accuracy of ±1% FS, maximum temperature of 60°C, and pressure up to 10 barg.
• Materials: Available in polypropylene and PVDF models, with sapphire jewel bearings for low flow rates.

• Measures temperature, pressure, density, volumetric, and mass flow.
• No moving parts, reducing wear and failure risks.
• Remote electronics mounting up to 100 ft.
• No fluid contact with sensors, preventing clogging.
• High flow turndown ratio of up to 10:1.
• Dual signal processing for improved low flow accuracy.
• Accuracy of 1% of rate with noise cancellation technology.
• Built-in platinum RTD and solid-state pressure sensor.
• Onboard computer for density, volumetric, and mass flow calculations.
• Proprietary DSP algorithm for vortex frequency filtering.
• Extensive diagnostics log with date and time stamps.
• Password-protected data entry and selectable engineering units.
• Two programmable totalizers and digital communication interfaces (RS-232 or RS-485).

• Shedder bar, electrodes, metering tube, and flanges made of 316 SS.
• Electronics housing is epoxy-coated aluminum.
• Mounting positions include vertical, horizontal, and angle.
• Process connections available in ANSI Class 150 RF, 300 RF, 600 RF, and Wafer.

• Flow accuracy of 1% of rate and repeatability of 0.25% of rate.
• Adjustable response time and damping settings.
• Velocity range for liquids and gases provided.
• Temperature measurement range from -4 to 500°F with 0.5°F accuracy.
• Pressure measurement options from 0-100 PSIA to 0-1000 PSIA with 0.5% accuracy.

• Ambient temperature range from -12°F to 149°F.
• Microprocessor-based transmitter with a two-line display.
• Programmable functions for flow, temperature, and pressure alarms.
• Two programmable analog and digital outputs.
• Enclosure protection rated NEMA 4X with various approvals (UL, CSA, FM).
• Power supply options include 15-30 VDC, 115 or 230 VAC.

• Tables provide minimum and maximum flow rates for water, air, and steam at various pressures and temperatures.
• Pressure ratings for different flange materials and sizes are detailed.

• Options for meter size, style (wafer or flange), material, display, power, mounting connection, flange rating, and fluid type.
• Customers must specify fluid name, measuring density, flow rate, temperature, and pressure.

• Sizes and Insertion Depths: The meters are available in various sizes to match pipe diameters ranging from 4" to 144" with corresponding maximum insertion depths from 12" to 36".
• Selection Process: Users must select the meter size based on the internal pipe diameter, confirm flow ranges, select fluid type, temperature capability, material of construction, mounting connection, and pressure capability. Additional data such as fluid viscosity and operating conditions must be provided.
• Model and Options: Models are available with different materials, display options, power supplies, and mounting connections. Flange ratings and maximum temperature capabilities are specified.

• Design Features: These valves offer high leak integrity, metallic construction, and are suitable for both gas and liquid applications with a maximum pressure of 1000 psig.
• Operation Principle: The valves use a variable stroke electromagnetic mechanism to regulate flow rates proportionally to input power. They are normally closed when de-energized and can function as ON-OFF valves.
• Specifications: The valves are available in various sizes with specific flow rates and Cv values. They are constructed from stainless steel and feature Viton® O-rings.

• Functionality: The driver module regulates power to PSV valves using a reference signal. It supports set-point signals of 0-5 Vdc or 4-20 mA and features an auto-select function for input signals.
• Specifications: The module operates with a wide range of power inputs and includes features like polarity protection and a resettable fuse.

• Design Features: These valves offer high precision and resolution for controlling flow rates. They operate continuously without overheating and eliminate coil heating issues.
• Operation: The valves use stepping motors for precise control and are compatible with CMOS logic level signals.
• Specifications: Available in aluminum or stainless steel, these valves handle maximum flow rates of up to 1000 L/min for air and 28 L/min for water.

• Various conversion factors for pressure, length, and temperature are provided to assist in calculations related to the use of these devices.