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Two technologies - thermal mass and multivariable vortex mass - provide the best solutions for most mass flow measurement applications. Thermal mass flow meters are ideal for monitoring low pressure gas flows. The multivariable vortex mass meter measures a wide range of gas, steam and liquid flows. For further details see the Products tab.

Multivariable Vortex Mass Flow Meter - Inline and Insertion Type

Insertion Type Thermal Mass Flow Meter

Inline Thermal Mass Flow Meter for Ultra-High Purity Gases

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 streams, wide temperature ranges and fast velocity and temperature changes.

Inline Thermal Mass Flow Meter with Integrated Flow Conditioning

Sierra's Accu-Flo and Accu-Mass flow meters are designed for measuring air flow and other inert gases. Low pressure drop, millisecond time response and exceptional low-velocity sensitivity make them the ideal instrument for a wide range of research, HVAC and OEM applications.

Smart Low-Cost Insertion Mass Flow Meter
730 Accu-Mass™ Inline Mass Flow Meter

A solution for applications requiring fast-response measurement and low-flow sensitivity. Product accuracy is ± 1% of full scale + 0.5% of reading and the flow ranges from 0-200 scfm to 0-84 sfpm (air) with standard accuracy.

Sierra's capillary-type devices measure and control the mass flow rate of clean process gases without temperature and pressure corrections. This product line features a patented cleanable sensor that is clog-resistant, easy to maintain and reduces process downtime.

Smart stainless steel Mass Flow Controller/Meter series 0.1 to 4 sccm
* Digital High Performance Ultra Low Flow

Smart stainless steel Mass Flow Controller/Meter series 0-200slpm
*Digital High Performance with Multiple Gas Capability

Smart stainless steel Mass Flow Controller /Meter series 0-50slpm

Low-Cost Mass Flow Controller with Built-In Setpoint Control

Low-Cost Mass Flow Meter for Non-Corrosive Gases

Mass Flow Meter for Corrosive and Toxic Gases

High-Performance Mass Flow Meters and Controllers for All Clean Gases - low pressure drop.

High performance Mass Flow Meters and Controllers Brochure
900 Power Supply and Electronic Readouts

Designed to use with your Series 800 Meters and Controllers
Contact the factory regarding Ritter flowmeters - or click here.
Volumetric measurement for the laboratory and beyond