Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...

An HVAC company in search of modern machine-control advantages finds an Arduino-compatible open PLC controller is the solution. Like many modern-day makers and hobbyists, I have always been inspired ...

Inverter technology is the unsung hero of the HVAC world. Initially used primarily in high-end and ductless HVAC equipment, it is now being incorporated into a wider range of systems. Air-source heat ...