Sierra Instruments' new TM500 and TM100 high-performance thermal mass flow meters provide an expanded range of power and value for industrial applications. Get high accuracy, field flexibility, and delivery as fast as one week.

Immersible thermal mass flow meters give accurate direct gas mass flow measurement from low to high flows for compressed air, natural gas, N2 and methane to name a few in a variety of industrial applications.

Insertion Thermal Mass Flow Meter for Boiler & Heater Efficiency. Optimized natural and propane measurement for 1, 2, 3, 4 inch sch. 40 pipe sizes; Wide flow ranges from 0 to 42,000 scfh; Easily install in the field or retrofit; Certified for GHG measurement meeting EPA (40 CFR Part 98)

Both Sierra's TM100 and TM500 thermal mass meters were designed and built to provide a broader range of power and value for industrial applications. They feature precision gas flow measurement, field flexibility, and delivery as fast as one week.

Oil & Gas Thermal Mass Flow Meters. Meet Regulations with Breakthrough technology.

Discover Sierra's BioTrak 645i, the ultimate flow meter for wastewater processes. Simple, fast, and effective, it optimizes aeration, digestion, and cogeneration. Download the brochure and request a quote today!

The SteelMass 640S insertion flow meter provides more accurate monitoring of peak, low flow and total air/gas mass flow rates, a critical part of many industrial process control systems.

Sierra Instruments provides dependable, high-accuracy inline flow meters that are up to the challenge. Localized and Global Support: Operating out of over 150 locations in 50 countries, Sierra Instruments can support installation, calibration, and service anywhere in the world.

SIERRA TM500™ High Performance Industrial Thermal Mass Flow Meter. The Sierra TM500 promises precision, speed, and the field flexibility you need to adjust gas mixes and configure meter settings to maintain optimum process efficiency.

The FastFlo™ 620S is an insertion thermal mass air flow sensor designed to give you a highly reliable, responsive and affordable mass flow measurement for light industrial applications where a NEMA 4X (IP65) enclosure is acceptable.