OMEGA Engineering, Inc. Datasheets for Flow Meters

Flow meters (flowmeters) and flow sensors are devices used for measuring the flow rate or quantity of a moving fluid or gas.
Flow Meters: Learn more

Product Name Notes
• No Moving Parts • Minimal Straight Pipe Required • Battery Powered • Built-In Rate and Total Indicator • Corrosion Resistant • Pulse Output (FMG810 Only) • US Gallons Pre-Programmed...
FP-5200 FLOW SENSOR When you're looking for the added strength of an all-metal flow sensor, make it the FP-5200. It permits the high degree of accuracy and reliability you demand,...
All wetted parts of OMEGA’s FTB-1200 Series turbine meters are TFE including liner in the flowmeter housing. Magnets are embedded in the TFE blades of the rotor assembly. Within the...
Available in 1/2", 3/4", and 11/4" sizes with anodized aluminum, brass and/or stainless steel flow cartridges. Comes with 4.5 m (15') of stripped end integral cable. In the field, integral...
Designed for direct read flow rates, the FLD Series rotameter is a precision instrument embodying the inherent simplicity, versatility and economy of the classical rotameter. It is particularly suitable for...
Designed for long-term water billing applications, the FTB4600 series of flowmeters are highly accurate and feature a high frequency pulse output suitable for remote flowrate indication or flow totalization. For...
FDT-21 ultrasonic flowmeter is designed to measure the fluid velocity of liquid in a full/closed pipe. It is a handheld measurement system which is both easy to install and use.
FDT-40 Series ultrasonic flow and energy meters clamp on to the outside of pipes and do not come in contact with the internal liquid. The technology has inherent advantages over...
FDT-40E Series ultrasonic flow and energy meters clamp on to the outside of pipes and do not come in contact with the internal liquid. The technology has inherent advantages over...
FL-1300 series rotameters are supplied with an easy-to-read 65 mm (2.6") scale. The FL1400 series features a large, easy-to-read 150 mm (5.9") scale, with correlation charts for air and water...
FL-30000 Series flow meters use a pitot tube pickup and a hard-edged float design to provide a convenient and economical means of measuring water flow in a closed pipe system.
FL-5000 series rotameters are supplied standard with a 9-turn cartridge valve. Optionally available are units without a valve or with a 16-turn non-rising stem precision valve.
FL-X Series variable-area flowrate indicators utilize fluid movement to actuate a swinging vane, which drives the scale pointer and triggers the signal switch. The corrosion-resistant construction includes no breakable tubes,...
FL4000 OEM-style acrylic rotameters are precisely machined from rugged, solid acrylic blocks for superb durability. They are available in 50 mm, 75 mm, 127 mm, and 250 mm scale lengths...
FL45100 Series flowmeters feature a rugged, one-piece meter body of heat- and chemical-resistant injection molded polysulfone. A precision textured light-admitting surface on the rear of the meter body diffuses ambient...
FL45200 Series flowmeters feature a rugged, one-piece meter body of heat- and chemical-resistant injection molded polysulfone. Half union connectors couple the meter body to 2" FPT polysulfone adaptors at each...
FL7000 OEM-style rotameters are precisely machined from solid acrylic blocks. They are available in 50, 75, 100, 127, and 250 mm scale lengths (1.97, 2.96, 5, 3.94, and 9.85") and...
FLR1000 Series flow sensors can measure extremely low flow rates from 20 mL/min to 500 L/min. These sensors are suitable for a wide variety of industrial, commercial, and laboratory flow...
FMA3100 Series mass flow sensors represent a breakthrough in mass flow sensor technology. State-of-the-art electronics, a compact mechanical design, and mass production tooling concepts are combined into one high-performance, cost...
For maintaining critical product purity or for safe transport of highly corrosive acids, you can depend on OMEGA's all-PVDF flow monitoring systems. Known for its superior heat-resistance and thermal stability,...
FPR1501 Series flow sensors can measure extremely low flow rates from 15 mL/min. They are suitable for a wide variety of industrial, commercial, and laboratory flow applications. Because the FPR1501...
FSW-20 series paddle-type switches easily install into pipes ranging in size from 1¼" on up using an ordinary pipe tee or threaded weld coupling. The paddle pivots to move out...
FTB500 series low flowmeters offer extremely accurate low flow measurement of liquids. They utilize a pelton wheel-like rotor whose motion is converted by a pickup coil into a pulse output...
FTB690 Series turbine meters with microprocessor-based electronics offers a durable, compact, high-precision fluid measurement device, with total and rate indication. Information is clearly displayed on a large 6-digit liquid crystal...
FTB790 Series turbine meters with microprocessor-based electronics offers a durable, compact, high-precision fluid measurement device, with total and rate indication. Information is clearly displayed on a large 6-digit liquid crystal...
Incorporating traditional variable area precision glass technology, these rugged PTFE flow meters offer accurate and economical solutions to medium flow range measurements. FLD1000/FLD2000 are designed with unique rotatable scales of...
Liquid Turbine Flowmeter
Made entirely of PTFE, PFA, and PCTFE, the Model FL-10 liquid flow meter is excellent for high-purity flow measurement applications or use with corrosive liquids. These flowmeters are available with...
OMEGA ® FL-1600 industrial flowmeters are designed for high accuracy industrial uses. They feature dowel-pin, side plate construction and externally adjustable packing glands for use in industrial piping systems.
OMEGA ® FL-6400A in-line flow meters are designed for water. These meters feature stainless steel construction, and because of the unique construction design, they can be mounted in any position.
OMEGA ® FL-75 flowmeters combine shatter resistant, non-glass construction and laboratory precision accuracy at an economical price.
OMEGA ® in-line flowmeters offer high accuracy flow rate indication for oil or water and the ability to either control the flowrate or alarm on high or low flowrates. These...
OMEGA ® multi-pressure pneumatic flowmeters feature a rugged anodized aluminum body design and easy installation. For air/compressed gas applications, these flowmeters include ranges from 5-5.0 SCFM to 50-1000 SCFM, at...
OMEGA FL-1500 flow meters combine 2% accuracy and side plate construction at an economical price. These flowmeters feature glass and 316 stainless steel construction, with aluminum side plates and acrylic...
OMEGA® FMA-8500 Series high pressure mass flowmeters feature a superior ±0.25% repeatability for accurate measurement and control of gas flow. The flow sensor produces a 0 to 5 Vdc output...
OMEGA® FST-200 Series flow switches use thermal dispersion technology to create a very accurate and economical method of sensing flow. Monitor fluids from 0.4 to 1.2 specific gravity, 1 to...
OMEGA’s FMG90 Series electro-magnetic flow sensor for conductive liquid media was developed for OEM applications and does not contain any moving parts. FMG90 series is the most economic electromagnetic flowmeter...
OMEGA’s FST-320 Series thermal dispersion flow switches, especially designed for use with gases, sense changes in the heat transfer characteristics of the gases. Flow velocities from 1 to 90 fps...
OMEGA’s multi-tube rotameters are convenient for applications where up to six streams of liquids or gases are to be metered in individual channels. Flow pattern B represents multiple inlets manifolded...
OMEGA’s new FP7002 Series Paddlewheel Flow sensor/transmitter flow system provides a low cost, factory calibrated, simple, and easy to install solution for applications requiring a remote long distance flow and...
OMEGA's FTB400 Series sanitary design turbine flowmeter is accepted as meeting 3-A sanitary standard no. 28-01 for measurement of process liquids where highly sanitary standards are required. The meter is...
OMEGA® FL50000 Series flowmeters feature a rugged, one-piece machined acrylic meter body, stainless steel internal parts, rear inlet and outlet ports for panel mounting, and excellent accuracy. The stainless...
OMEGA® FTB-201 Series turbine meters have male flared-end fittings for easy connections. They are built to meet the performance requirements of MS 33656, though they do not carry a...
OMEGA® FTB700 Series turbine meters have a unique system precisely-machined helical rotors and high-quality jewel bearings. The rotor is the only moving part. Small magnets on the rotor hub...
Rotometer for air and water applications. SPECIFICATIONS Accuracy: ±3% of full scale, Repeatability: ±1% Scale: 127 mm (5"), Wetted Parts: 316 stainless steel borosilicate glass, EPR O-Rings, Max. Temp.: 93°C...
Ruby bearings and a non-drag pick-off give these adjustable insertion flow sensors the widest flow range of any of the paddlewheel types. A Hall-effect device detects the passage of miniature...
Specifically designed for water billing applications, OMEGA’s FTB-4000 flowmeters are highly accurate and feature tamper-resistant, non-resettable totalizers. The large faces are easy to read. Optional reed relay scaled pulse outputs...
Streamline your flow measurement operation with the FP-5100 Series flow sensor. Using this compact flow sensor, a matched sensor installation fitting, an OMEGA® flow meter or controller, and ordinary handtools,...
The 150 mm High/Low Alarm Flow Meter with Optical Sensor Switch is a noninvasive means for detection of a HI or LOW flow. This sensor is ideal for signaling an...
The complete lack of moving parts of this insertion flow sensor is the source of its reliability. There is no rotor to stop turning in dirty water and there are...
The FL-1200 flowmeters provide a low-cost means of flow rate indication. They are designed for applications where precise accuracy requirements for metering are not imperative. These meters are ideal for...
The FL-2000 Series offers a wide variety of precision flowmeters for use in medical, industrial, chemical, and laboratory applications at an economical price. Units are available with or without valves.
The FL-2500 Series direct read rotometer kits offer versatility at a low cost. Each kit includes seven interchangeable direct read scales for air, water, Argon, CO2, Helium, Nitrogen and Oxygen.
The FL-3000 and FL-3100 Series flowmeters are designed for applications which involve corrosive or ultra-pure fluids. The meters are equipped with built-in PTFE needle valves with Kel-F, borosilicate glass, sapphire,...
The FL-500 Series in-line flowmeters feature rugged construction, easy installation and direct reading flow rates for water and air at atmospheric and 90 psi pressures. For added versatility, the FL-500...
The FL-500UP is a specialized meter for monitoring the flowrate of ultra pure water to tools, on deionized water returns, and UPW returns. Also available are accessory switches for signalling...
The FL-500WW Series provides flowrate indication for 1 to 5% dilute aqueous chemical solutions used in the treatment of water and wastewater.
The FL-6000 Series of general purpose flowmeters is designed to provide economical, accurate flow rate indication for oil and water. These industrial flowmeters utilize a spring-and-piston type assembly, which enables...
The FL-7000 Series of General purpose flowmeters is designed to provide economical, accurate flowrate indication for oil and water. These industrial flowmeters utilize a spring-and-piston type assembly which enables them...
The FL-8000A Series of General Purpose Flowmeters are designed to provide economical, accurate flow rate indication for oil and water. These industrial flowmeters utilize a spring and piston type assembly,...
The FL-9000 Series flowmeter are rugged, low-cost direct reading industrial class flowmeters that are simple to install. They can be mounted (installed) in any position from vertical to horizontal without...
The FL-W Series of water flow monitors can be used with flows from 1 gph up to 90 gpm. These flowmeters utilize the fluid’s movement to actuate a swinging vane...
The FL46300 Series of liquid in-line flow meters offer individual, handmade quality, combined with excellent accuracy and repeatability. These flowmeters are machined of high quality acrylic rod stock, carefully polished...
The FL9000-AC Series flowmeters are ideal for a wide range of flow monitoring applications. These low cost flow meters will install in any position easily. Additional features include an adjustable...
The FLC Series is the economical way to monitor municipal water flows, verify pump outlets and monitor fluid conditions. Piston design allows for horizontal, vertical or inverted installation and is...
The FLD100 Heavy-duty flowmeters are fully enclosed in a brushed stainless steel case. Ideal for industrial applications with flow rates up to 116 GPM and 250 SCFM. Used with industrial...
The FLMG flowmeters feature rugged construction, easy installation and direct reading flow rates of air. The units are calibrated at 100 psi pressure suitable for most compressed pneumatic applications. The...
The FLMW & FLMH flowmeters can be installed directly in the fluid line without flow straighteners or special piping. These flowmeters utilize a spring-and-piston type assembly which enables them to...
The FMA-1600A and FVL-1600A Series mass and volumetric flowmeters use the principle of differential pressure within a laminar flow field to deterime the mass flow rate. A laminar flow element...
The FMA-4100/4300 Series flow rate can be displayed in 23 different volumetric flow or mass flow engineering units including a user specific selection. Flowmeters can be programmed remotely via RS232...
The FMA-A2100/2200/2300/2400 Series Electronic Mass Flowmeters/ Controllers provide high performance, versatility and state-of-the-art design in one compact package. The FMA-A2100/ 2200/2300/2400 uses capillary-type thermal technology to directly measure mass flow...
The FMA1700/1800 Series electronic gas mass flowmeters provide for monitoring the flow of a wide variety of gases from 10 SCCM up to 1000 SLM. Utilizing heat transfer through a...
The FMA2700/FMA2800 Series Electronic Mass Flow meters and FMA3700/FMA3800 Mass Flow Controllers provide high flow measurement performance and versatility. Omega’s new inline series features a “flow-through” zero dead space design...
The FMA3100/3300ST Series will precisely measure flow rates of virtually any clean, dry gas as low as 0.4 to 20 SCCM or as high as 10 to 500 SLPM, including...
The FMG-550 Series magmeter flow sensors are heavy-duty, high-performance sensors in an adjustable, insertion configuration that can be used with a ball valve for hot-tap installations. This insertion-style flow sensor...
The FMG3000 Series magmeters are insertion-style magnetic flow sensors with no moving parts. All models are constructed of corrosion-resistant materials to provide long-term reliability with minimal maintenance costs. When these...
The FMG600 Series electromagnetic flow meters are designed for measurement of conductive liquids. The FMG600 mag meters have no moving parts and a PTFE lining, they can handle applications involving...
The FMG80 Series magmeter is designed for low-flow chemical injection or difficult-to-meter applications with pulsating metering pumps in ¾ to ¼" pipe/tube. The housing is made of sturdy splashproof HDPE...
The FP-2540 and FP-3-1500 Series offer the added strength and corrosion resistance of stainless steel for applications requiring low velocity measurement. Unique internal circuitry eliminates the need for magnets in...
The FP-5060 Series micro-flow sensors are constructed of polyphenylene sulfide and have high material strength. The series offers two flow ranges, starting at 0.03 GPM, for clean process liquids, regardless...
The FP-5600 and FP8500A series low flow sensors are high resolution, low power devices ideal for measuring flow in piping systems with extremely low velocities. Utilizing insertion paddlewheel technology, these...
The FP2000 Series is designed to measure the flow of a fluid in a pipe. The meter is factory calibrated to any engineering units and displays the rate of flow,...
The FPD2000 Series represents a positive displacement meter that is affordable and accurate. One primary feature is the ability to maintain consistent accuracy despite changing viscosity conditions. This reliability, coupled...
The FPR-200 series flowrate sensor integrates rugged tangential turbine technology with a precision digital-to-analog conversion circuit hermetically encapsulated within the body of the sensor. The flow sensor is ideal for...
The FPR100 Series sensors are designed with a one-piece composite rotor, sturdy unibody construction, ceramic shafts, and superior sealing, to provide superior durability and economy. The FPR110 Series, with bright...
The FPR300 Series comprises versatile impeller flowmeters in 3/8 to 1" nominal pipe size that employ jewel bearings for very low minimum flows. The 6 to 24 Vdc pulse output...
The FST1000 Series measures air velocity and provides two SPST alarm contact closures corresponding to high and low alarm set points. The alarm set points are adjustable from 0 to...
The FSW-25 flow switch utilizes the force of liquid flow to propel its paddle and to detect the incoming flow or movement of the existing liquid in the pipe. In...
The FSW-30A flow switch is supplied with six orifices to provide 6 overlapping flow ranges from 0.12 to 8.0 GPM for water. The FSW-31 is supplied with 3 different drag...
The FSW-40A and FSW-50 Series flow switches feature 15 A SPDT switches and an adjustable internal screw adjustment which provides continuous switch point while in operation in-line. Multiple drag disks...
The FSW-6000/7000 Series are thermal flow switch monitors designed to monitor flow status and also used to detect level of liquids, air and gas. A chain of 8 LED’s gives...
The FSW-9000 Series is a flow switch monitor that measures the velocity of the flow. It is ideal for use in measurement and control liquid applications. The FSW-9000 Series provides...
The FSW301 flow switch comprises a paddle system (1) with a permanent magnet attached (2). Above that magnet is a reed contact (3), located outside the flow of fluid. A...
The FSW301 flow switch comprises a paddle system with a permanent magnet attached. Above that magnet is a reed contact, located outside the flow of fluid. A second magnet with...
The FSW500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal...
The FSW530 Series flow switches are capable of detecting extremely low liquid flow rates from 13 mL/ minute up to 10 L/minute with a full scale switch accuracy of ±1.0%...
The FTB-100 Series of turbine meters have a sealed ball bearing design for high accuracy performance (± 1 /2 % of reading, not full scale) at an economical cost. The...
The FTB-1300 Series of turbine flow meters are designed for industrial and laboratory measurement of water, solvents and other low viscosity fluids. The FTB-1300 Series turbine flow meters feature a...
The FTB2000 series Hall-effect turbine flowrate sensor is ideal for OEM applications involving low flow liquid monitoring. The low cost, coupled with 1 /2 % repeatability, makes it an ideal...
The FTB300 Series of digital paddle wheels are an economical choice for low flow rate applications. They use Infra-red light beam technology. Available connections include 1/8 FNPT, 1/4 FNPT and...
The FTB370 Series flow turbines are designed for flow rate measurement of water and many water based liquids. They are compact in design and have a wide measuring range. The...
The FTB4700 Series is a plated brass meter ideal for water applications in the ranges 0.2 to 18 GPM. The FTB4800 provides a wide range flow metering in an extremely...
The FV-200 Series meter utilizes vortex-shedding technology to provide a repeatable flow measurement accurate to 1% of full scale. The meter has no moving parts, and any potential for fluid...
The FV100 Series vortex flow meters are inline flow meters that utilizes the vortex shedding measuring principle. The fluid strikes a bluff body which imparts alternating vortices downstream of the...
The FW1000 series are minimally invasive, low-cost segmented wedge flow sensors. The segmented wedge element provides a simple and reliable restriction for sensing flow as related to pressure differential. The...
The HPF-110/120 series are compact, lightweight, self-contained portable testers with laboratory accuracy. Designed for fast diagnostic troubleshooting of all types of mobile or stationary hydraulic systems and components, makes all...
The OMEGA ® FL-9000 E-Z View Flow meters provide accurate, in-line indication of oil or water flow rates at an economical cost. These meters utilize a spring and piston mechanism...
The OMEGA ® FTB600B Series Flowmeters feature an infrared, electro-optical transmitter and receiver molded into the flowmeter’s body, along with two miniature circuit boards to provide voltage stabilization and automatic...
The Omega FL900 series are heavy duty flowmeter with stainless steel enclosures, unique float stop design allowing internals to be reomoved and replaced without disturbing the tube and the tube...
The OMEGA® FP7001A paddlewheel flow and temperature sensor is ideal for accurate monitoring of typical industrial water flows, hard-tohandle corrosive aqueous solutions, and high purity fluids (see “Wetted Materials” for...
The OMEGA® FPB100 Series flow sensor is the next generation in fluid measurement technology. This new sensor is an improvement on what is already an industry standard. It has the...
The OMEGA® precision variable-area rotameters for air, water, and gases have up to ±2% of full scale accuracy and 0.25% of full scale repeatability. These units feature an easy-to-read millimeter...
The OMEGA® precision variablearea rotameters can measure flows of air, water, and gases, with up to ±2% FS accuracy and 0.25% FS repeatability. These units feature an easy-to-read millimeter scale...
The OMEGA® Series FLR-1600 and FLV-4600 series flowmeters and controllers use two of the best studied physical properties of liquids to measure flow: Pressure and Viscosity. Differential pressure measurement, across...
The OMEGA® FP-5070 Mini-Flow sensor is ideal for precision low flow. The FP-5070 is available in four flow range configurations, covering a very wide range of flows. This allows...
The oval shaped smooth gears in the FTB-3000 Series are used to displace a precise volume of fluid, which is passed through the measurement chamber during each revolution. The toothless...
This rugged direct-reading flowmeter monitors air flowrates to determine optimum performance, flow regulator settings, or pneumatic system performance. It is intended for use in mobile or industrial pneumatic systems as...
This switch package offers a complete solution for flow or no-flow switching in pipes or ducting ranging up to 16". The compact relay controller provides reliable actuation of valves, pumps...
To blend two or three gases in homogeneous infinitely variable concentrations, directly at the end use point, these rotameters are unsurpassed in convenience and economy. Gas proportioning rotameters pay for...
• Custom Built to Order - CONSULT FLOW ENGINEERING • SSP (Spectral Signal Processing) Technology • Measures Steam, Gas, and Low Viscosity Liquids • Clear Parallel Two-Line LCD Display. Displays...
• Multi-Drop Capability of Up to 256 Units (for RS-485 Option) • Stores Calibration Data for Up to 10 Different Gases • Supports 10 Different Engineering Units Including User Defined...
• NIST Calibration Available • Union Ends to Simplify Installation and Maintenance • Chemical- and Break-Resistant Metering Tube • See-Through, Detachable Direct Reading Scale (GPM Water) • Vertical In-Line Connections...
• Shielded for pressurized systems • Panel mounting design • Non-rising stem needle valve • Compact, 65mm scale • Easy-to-read 150mm scale
Large Auto-Sensing Backlit Display “Dial-Style” Digital Bar Graph Intuitive and “User-Friendly” Interface Optional Field Upgradable Relays Warning LED Indicator Custom 13-Character Label Capabilities Factory Reset Capability The DPU91 transmitter provides...
Simple Setup DC Powered (DPF143), Loop Powered (DPF144) Remote or Flow Sensor Mounted (with Adaptor) Rugged NEMA 4X (IP67) Plastic Housing Non-Volatile Memory The DPF140 Series of flow meters are...