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Mass Flow Meters and Controllers:

Mass flow meters and controllers measure flow rate in units of mass or volume per units of time (e.g., pounds per minute). They are designed for use with gases, liquids, steams, or slurries. 

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As today's science and engineering focus more and more on micro technology, the requirement to be able to measure and control extremely low gas mass flows has become very important.
Designed to control the flow of air and ALL inert gases & mixtures, our Mass-Trak® Model 810C meets the same performance criteria as any industry-standard MFC at an affordable price.
For precise mass flow control of any clean dry gas including mixtures, toxics, corrosives, and combustibles, consider the Side-Trak® Model 840 MFC. Our Model 840 has proven to be one...
For precise mass flow measurement of any clean dry gas including mixtures, toxics, corrosives, and combustible gases, consider our Model 830 MFM. The Model 830 is ideal for process monitoring,...
Our new Boiler-Trak™ mass flow meter is a boiler and heater efficiency solution for natural gas flow measurement applications. Boiler-Trak™ is designed to provide an economical and easy to...
Our Ultra High Purity Model 780S-UHP is the industry-choice for bulk gas distribution service in semiconductor fabs, in pharmaceutical production and other ultra-clean processes. Real-time monitoring of gas usage provides...
Sierra's Multi-Trak™ Model 670S is an advanced state-of-the-art instrument for measuring mass flow rates in very large ducts or stacks that have non-uniform velocity profiles, high turn-down requirements, dirty gas...
The Air-Trak Model 628S was originally designed to work specifically with Sierras Model BG-3 engine emissions sampling system as an extremely fast, accurate, and repeatable engine air intake mass flow...
The Flat-Trak® Model 780S offers improved measurement capabilities in installations where long straight pipe runs are not available. The meter incorporates Sierra’s unique dual-plate flow conditioning element to eliminate velocity...
The Model 620S Fast-Flo® insertion mass flow meter was designed to give customers a highly reliable 200 msec fast time-response (Fast-Flo® Sensor Technology) mass flow meter for light-industrial applications where...
The Model 822S and Model 824Sare 316 stainless steel versions of our popular Model 822 and Model 824 economical nylon MFM’s. Our Model 822S and Model 824Sare a favorite among...
The sophisticated on-board flow computer also incorporates AGA-8 algorithms for natural gas measurement to reducing billing and contract disputes. Smart electronics provide access to all measured variables and programming menus,...
The sophisticated on-board flow computer inside the steam vortex flowmeter also incorporates AGA-8 algorithms for natural gas measurement to reduce billing and contract disputes. The multivariable meters' smart electronics provide...
With its advanced capabilities, the Compod™, coupled with Sierra’s Smart-Trak® 2 Model100 mass flow meters (MFM’s) or controllers (MFC’s) greatly simplifies basic flow control installations and permits networking of multiple...

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  • Company Description:
    Sierra Instruments is a global leader in fluid flow measurement and control for nearly 40 years and is known for its high performance flow instrumentation for gas, liquid and steam applications commonly found in the semiconductor, environmental, scientific research, petrochemical, energy, aerospace,... (more)