Gear Meters

Gear meters specifically spur gear, are ideal for low flow rates, viscous fluids, and measurement of flows involving starts and stops or pulsing.

Variable Area Meters

Variable Area flow meters are a type of rotameter that measure oils, liquids or gases by relating linear displacement of an internal “float” or sharp-edged orifice plate to a corresponding flow rate.

Coriolis Mass Flow Meters

TRICOR Coriolis flow meters are highly accurate and repeatable multi-variable instruments that measure mass flow, density, and temperature with calculated volumetric flow and feature a very easy user interface.

Paddle Wheel Flow Meter

Operating much like a turbine flow meter, the paddle wheel flow meter consists of a freely rotating wheel which is outfitted with magnets on the blades or “paddles” of the wheel.

Helical Flow Meters

Helical gear ("screw-type") flow meters are designed for measuring highly viscous, abrasive, and filled fluids including lubricating and non-lubricating media, such as polyurethane, polymers, greases and oils.

Turbine Flow Meters

Axial turbine flow meters are designed with wear resistant internal components to provide trouble-free operation and a long service life in a wide variety of industrial applications.

Ultrasonic Flow Meters

Non-contact ultrasonic flow meters for accurate, instantaneous mass & volumetric flow rate measurement of clean, non-aerated fluids in full pipes such as water, chemicals, and oils.

Flow Electronics

Electronics coupled with our mechanical flow meters deliver flow data in your preferred format, whether a local display, remote transmitter, or simple pickup.

Rotary Piston

Rotary Piston positive displacement flow meters are ideal for use in applications with very low flow rates and high pressures, such as offshore chemical injection applications.

Turbidity Sensor

AW-Lake's ProScan Turbidity Sensor is ideal for detection of material transitions, monitoring turbidity, and measuring product concentration, such as in dairy processing, juice processing, and brewing operations.

Fluid Power / Hydraulics

Flow meters used to monitor flow readings in fluid power systems are essential to properly monitoring your process, diagnosing system errors, and ensuring system performance. Our expertise in this area goes back decades with numerous flow meters for the hydraulics and fluid power system industry.

Oil & Gas

From corrosive subsea environments, offshore production platforms, onshore oil fields, or refineries we have the flow expertise to tackle these tough jobs. Difficult oil and gas flow metering challenges like high pressures, pulsating flows, corrosive media and harsh environments are our daily business.

Heavy Industrial

For challenging industrial environments like mining, steel & paper mills, and industrial vehicles we offer flow meters with easy flow paths to run thick materials, rugged meter bodies that handle extreme conditions and designs with high shock and vibration resistance.

Paints/Sealants/Adhesives

Automotive plants and their Tier-1 suppliers have been using AW-Lake flow meters for 40+ years to monitor usage of paints, coatings, adhesives, lubricants, and other fluids to maintain strict process control and manage operational costs. Flow meters in these areas must be capable of measuring a wide range of materials.

Water Cooling

Monitoring process cooling systems, including industrial cooling circuits and HVAC systems, helps maintain your plant or building efficiency, conserve energy, and improve the bottom line. Constant monitoring and control of these systems can easily be done using flow monitoring and control instrumentation from AW-Lake.

General Industrial

General industrial plants around the world have been using AW-Lake flow meters to maintain their process operations, plus they have integrated our meters as a vital part of their end product. Our broad portfolio of flow measurement equipment provides solutions to your paint operations.

Test Systems

With increasing product complexity, tighter regulations, and growing demands on companies to reduce operating costs and improve product quality, there is more focus on test and measurement procedures and equipment.

Alternative Energy

As the world shifts towards sustainable practices, the demand for efficient energy production methods intensifies. AW-Lake flow meters are used in many ways within renewable energy sectors such as solar, wind, hydro, and biofuels.

Marine

In a field where fuel consumption attributes to most of the total operating costs, it is critical for marine ship owners and operators to monitor their fuel systems. Accurate fuel consumption is key to understanding how and where to find areas to improve efficiency and control costs.

Chemical

AW-Lake understands the challenges and intricacies of chemical / petrochemical process monitoring with flow meters. We have the depth of experience with corrosive, aggressive liquids and gases that you need in your flow measurement partner.

Environmental

As the the world continues to examine ways to lesson our impact on the environment and develop new technologies to support those efforts, flow measurement enters the conversation more and more.

Aerospace

AW-Lake flow meters are trusted in the aerospace and aviation industry, where they ensure precise measurement and control of fuel, hydraulic fluids, and other critical liquids and gases. They play a vital role in maintaining optimal performance, ensuring safety, and enhancing fuel efficiency.
Bi-directional Variable Area flow meter Stainless steel
Bi-directional Variable Area flow meter Brass
Bi-directional Variable Area flow meter Aluminum
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Bi-directional Variable Area flow meter Stainless steel
Bi-directional Variable Area flow meter Brass
Bi-directional Variable Area flow meter Aluminum
Variable Area Flow Meters

Bi-Directional Flow Meter

Bi-Directional Flow Meter is ideal for monitoring pump performance as well as measuring fluids in hydraulic circuits and cooling systems where flow is measured in both directions.

The Bi-Directional Variable Area Flow Meter is a high performing oil and water meter available in aluminum, brass, or stainless steel to meet system requirements. It measures bi-directional flow of oils and water, such as in test kits and mobile hydraulic systems. The high pressure operation, multiple ports available, and unrestricted mounting make this flow meter versatile, customizable, and easy to install. The all metal pressure vessels provide a safe and reliable, performance.

  • Choice of Materials: Select from aluminum, brass or stainless steel to meet system and liquid requirements.
  • Unrestricted Mounting: Allows for horizontal, vertical or inverted installation and does not require straight plumbing on inlet or outlet.
  • Bi-Directional: Measures bi-directional flow measurement for liquids.
  • Rugged and Reliable: These meters are constructed with all metal pressure vessels that allow safe & permanent installation.
  • High Pressure Operation: The magnetically coupled follower design allows operation to 6000 PSIG.
  • Multiple Ports Available: Standard selection of NPT, SAE and BSPP ports reduces the amount of adapters required.
Measuring Accuracy:

±2.0% of full scale

Repeatability:

±1% of full scale

Flow Measuring Range:

0.5-100 GPM (2-375 LPM)

Maximum Operating Pressure:

Aluminum and brass meters: 3500 PSIG (240 Bar), Stainless steel meters: 6000 PSIG (410 Bar)

Maximum Operating Temperature:

240°F (116°C) Note: for operation to 600°F (316°C), see our High Temperature Data sheet.

Standard Calibration Fluids:

Oil meters: DTE 25® @ 110°F (43°C), 0.873 sg
Water meters: tap water @ 70°F (21°C), 1.0 sg

Filtration Requirements:

74 micron filter or 200 mesh screen minimum

Materials of Construction:

Window Tube: Polycarbonate

Window Seals: Buna-N, PTFE option

Casing & End Ports: Anodized Aluminum, Brass, or Stainless Steel

Seals: Buna-N, optional EPR, FKM, or FFKM

Transfer Magnet: PTFE coated Alnico

All other internal parts: Stainless steel

Bi-Directional Datasheet


Liquid Flow Meters Manual


Auto Pump Testing – Motor Transmission Manufacturing – Application Stories


Variable Area Flow Meter Brochure


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Real-World Applications


Hydraulic Cylinders

By providing precise measurements of the hydraulic fluid flow, the Bi-Directional flow meter helps regulate the speed and position of the cylinder’s movement. This ensures accurate and smooth operation, essential for tasks requiring precise control, such as lifting, positioning, or pressing. Overall, the flow meter enhances the performance, efficiency, and reliability of hydraulic cylinder operations.

Gate or Piston Positioning

In hydraulic systems, the flow rate directly influences the speed and position of gates or cylinders. By monitoring this flow, the Bi-Directional flow meter provides real-time data allowing technicians to adjust valves or pumps accordingly to maintain the desired position or movement. This precise control ensures smooth and accurate operation, improving the efficiency and performance of the machinery while preventing potential issues such as overshooting or mechanical strain.

Hydraulic Cooling Loop

The Bi-Directional flow meter ensures the coolant flow rate in a hydraulic system’s cooling loop is maintained at optimal levels, preventing overheating and ensuring efficient heat dissipation. The meter helps in detecting potential issues like blockages or leaks, allowing for timely maintenance and avoiding system failures. By monitoring the coolant flow, the flow meter contributes to the hydraulic system’s reliability, performance, and longevity, ultimately enhancing operational efficiency and reducing downtime.

Forklift Mast Testing

In hydraulic tests for forklift masts, Bi-Directional flow meters measure fluid movement during both proof load testing and mast load testing. Proof load testing annually checks the structural soundness of the mast, hydraulic pump, and all high-pressure connections. Mast load testing involves raising certified weights up to the truck’s rated limit, ensuring lift and tilt pressure settings align with factory standards.

Hydraulic Cylinders

By providing precise measurements of the hydraulic fluid flow, the Bi-Directional flow meter helps regulate the speed and position of the cylinder’s movement. This ensures accurate and smooth operation, essential for tasks requiring precise control, such as lifting, positioning, or pressing. Overall, the flow meter enhances the performance, efficiency, and reliability of hydraulic cylinder operations.

Gate or Piston Positioning

In hydraulic systems, the flow rate directly influences the speed and position of gates or cylinders. By monitoring this flow, the Bi-Directional flow meter provides real-time data allowing technicians to adjust valves or pumps accordingly to maintain the desired position or movement. This precise control ensures smooth and accurate operation, improving the efficiency and performance of the machinery while preventing potential issues such as overshooting or mechanical strain.

Hydraulic Cooling Loop

The Bi-Directional flow meter ensures the coolant flow rate in a hydraulic system’s cooling loop is maintained at optimal levels, preventing overheating and ensuring efficient heat dissipation. The meter helps in detecting potential issues like blockages or leaks, allowing for timely maintenance and avoiding system failures. By monitoring the coolant flow, the flow meter contributes to the hydraulic system’s reliability, performance, and longevity, ultimately enhancing operational efficiency and reducing downtime.

Forklift Mast Testing

In hydraulic tests for forklift masts, Bi-Directional flow meters measure fluid movement during both proof load testing and mast load testing. Proof load testing annually checks the structural soundness of the mast, hydraulic pump, and all high-pressure connections. Mast load testing involves raising certified weights up to the truck’s rated limit, ensuring lift and tilt pressure settings align with factory standards.

We work with you to increase process efficiency, reduce costly production down-time, establish real-time monitoring and control, and provide the critical tracking and record keeping necessary to meet EPA regulations.