Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris.

A capacitor type of hygrometer is usually used to measure relative humidity. The sensor has a dielectric polymer layer that absorbs water molecules from the air through a thin metal electrode.

Clouds of soot composed of particles of black carbon are extremely harmful air pollutants (in Finnish ... researchers working in the SootSense project are developing an instrument for measuring the ...

and mass flow controllers (MFC) particularly suitable for measurement and control in gas delivery systems and plant engineering applications. The mass flow meters and controllers of the red-y ...

As today's science and engineering focuses more and more on micro technology, the requirement to be able to measure ... mass flow rate of 0.1 sccm (smlm) A Specialized instrument for those who ...