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.

The Federal Aviation Administration announced Wednesday that Vaughn College will train some FAA controllers on campus as part ...

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 ...