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Variable Area Flow Meters
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Variable Area Glass Flowmeters feature clear scales and are suitable for measuring carrier gases, liquids, and gas in pilot plants and process flows.
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Variable-Area Flowmeter for Gases measures gas flow rates. Applications include backflow prevention, heat exchangers, oil & gas equipment, and hydraulic equipment.
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The FL-500 Series in-line flow meters feature rugged construction, easy installation and direct reading flow rates for water and air at atmospheric and 90 psi pressures.
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Discover the Custom Mini-Master® Flowmeters, designed for gas and liquid applications. Durable, chemical-resistant construction ensures easy cleaning and precise readings.
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Direct Reading Glass Flowmeters are ideal for direct flow measurement of air, water, and other commonly used gases. Shipped completely assembled and includes mounting hardware.
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Industrial Direct Reading Flowmeters are directly measure flow rates for water and for air service. Good for gas or liquid metering and industrial pneumatic or hydraulic systems.
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The FL-500WW Series provides flowrate indication for 1 to 5% dilute aqueous chemical solutions used in the treatment of water and wastewater
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Discover the Direct Read Panel Mount Variable Area Flow Meter, featuring a compact design with dual scales for air and water, ensuring precise flow measurements.
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The FL-W7100 Series uses a basic variable-area flowmeter design: a float and tapered tube. As a result, these meters have longer, linear scales and good pointer stability.
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The FL46300 Series of liquid in-line flow meters offer handmade quality, combined with excellent accuracy and repeatability are machined of high quality acrylic rod stock.
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The Series HFT In-Line Transmitters offer reliable flow rate monitoring for waste water and process control, featuring versatile installation and rugged construction.
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Fixed-Orifice Flowmeter for Low Flow Rates measures water, oil, or air flow rates with accuracy. Excellent choice for high line pressure applications.
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The Series DTFW Flowmeter for Liquids offers ±2% accuracy with durable metal construction, suitable for pressures up to 3000 psig. Available in various connection sizes.
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OMEGA's in-line flowmeters offer high accuracy flow rate indication for oil, water or air and the ability to either control the flowrate or alarm on high or low flowrates.
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The Direct Read In-Line Variable Area flow meter features a rugged PTFE design with dual rotatable scales for precise air and water measurements, ensuring accuracy and versatility.
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The 150 mm High/Low Alarm Flow Meter with Optical Sensor Switch is a noninvasive means for detection of a HI or LOW flow and is ideal for signaling an alarm or cutoff valve.
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Variable-Area Flowmeter for Oil measures oil rates. Comes calibrated for horizontal in line mounting. Go for heat exchangers, oil & gas equipment, and backflow prevention.
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High Flow Glass Flowmeter offers a solution to the problem of fluid flow indication at higher capacity levels. Designed to withstand even the harshest industrial applications.
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The FL-W Series of water flow monitors can be used with flows from 1 gph up to 90 gpm.
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Variable Area Fluoropolymer Flowmeters are ideal for high purity or corrosive liquid applications. Applications include chemical injectors and deionized water systems.
Variable Area Flow Meters
Variable Area Flow Meters support flow measurement, switching, control, or installation work in liquid, gas, air, water, and process systems. Products in this category span PTFE, PFA, and PCTFE liquid meters, acrylic variable area kits, inline meters with limit switches, easy-view water and oil meters, multi-tube and gas proportioning meters, acrylic air and water meters, oxygen direct-read panel meters, and meters with valves or alarm modules.
Applications include laboratory gas flow, oxygen panels, water and oil flow indication, high-purity chemical lines, corrosive liquid measurement, process sampling, gas blending, purge flow, and local visual flow checks. Products represented in the source data include Omega Engineering and Dwyer Instruments.
Applications include:
- Read flow visually from a float position
- Measure compatible liquids, gases, air, water, and oxygen
- Use acrylic, PTFE, PFA, PCTFE, or panel-mount construction
- Add valves, limit switches, alarms, or multi-tube assemblies
- Support laboratory, process, and gas proportioning work
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