Heating, ventilation, and air-conditioning (HVAC) systems use sensors to regulate the operation of electromechanical equipment. Running this equipment usually consumes energy at a rate that represents ...

For years, the conventional VAV control sequence included the reheat valve controlling directly to space temperature. More and more often, discharge air temperature (DAT) sensors are now being ...

Bosch has introduced a four-in-one mems sensor that measures air pressure, humidity and temperature, aa well as detecting volatile organic compounds, volatile sulfur compounds (indicating bacteria), ...

Thinking about a personal air pollution sensor? Based on cost and on laboratory and field evaluations by air pollution experts, we recommend the PA-II by PurpleAir (purpleair.com) as the best outdoor ...

The thermometer and the barometer were born in the 1600s and, since then, sensors used for environmental purposes have ...