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Company Profile

Contact Information

Contact: Maryadine Washington
Phone: 800-866-0200


Sierra Instruments, Inc.
5 Harris Ct.
Building L
Monterey CA 93940
United States

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Flowmeter measures liquid energy consumption, helps allocate costs accurately

September 21, 2009
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How to increase boiler efficiency

April 18, 2006
Sierra Instruments announces the release of its new Boiler-Trak™ Smart Insertion Mass Flow Meter, which is a boiler and heater efficiency solution for natural gas flow measurement applications. Boiler-Trak™ is Read More

EPA approves transient partial flow sampling system as alternative to CVS systems

August 23, 2005
EPA has approved Sierra Instruments, Inc. and Caterpillar, Inc. to use the Model BG-3 Transient Partial Flow Sampling System (TPFSS) as an alternate procedure in lieu of the full-flow Constant Read More

Steam custody transfer meter

January 10, 2003
New multivariable vortex mass flowmeter is designed for steam custody transfer applications. The flowmeter measures mass flow, temperature and pressure with a single device to improve measurement accuracy, reduce line Read More

Digital mass flow controller for multiple gases

January 10, 2003
New digital mass flow controller features Dial-A-Gas™, a pilot module interface that is used to change gases and other critical parameters in the field. The flow controller''s microprocessor is programmed Read More

New Products

Thermal Mass Flowmeters

November 21, 2011
Sierra Instrument’s new Chlorine-Trak™ 760S Thermal Mass Flowmeter was specifically designed to perform as an accurate and cost-effective mass flow measurement solution for chlorine injection processes found in typical wastewater Read More

Mass Flow Controller Increases Maximum Flow Range

August 29, 2011
Sierra Instruments announces the global introduction of their Smart-Trak® 50 Series Medium Flow Controller. Their new mass flow controller increases the maximum flow range of the award-winning Smart-Trak® 50 Series Read More

White Papers



January 29, 2014
Make smart, fully informed decisions about this daunting and difficult application. Read More


Sierra Video: Learn How Thermal Mass Flow Meter Technology Works

April 4, 2014
Sierra’s new principle of operation video shows how the physics of thermal dispersion technology allow for accurate and reliable direct mass flow measurement. Read More
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