We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

CHICAGO - Test instruments, meters, sensors, and monitors continue to gain sophistication. It’s the way diagnostic tools are headed, based upon what manufacturers brought and introduced at the 2009 ...

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 ...

Recent advances in the types of gas sensors available have created new opportunities for engineering smart products that can consider the air quality and smell, thus providing more information to ...

THERE is no better way to ruin a perfectly good day than to make a mistake in the use of your air monitoring instrumentation. Industrial hygienists; military, industrial and public-sector hazmat teams ...

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 ...

When testing cells, temperature can influence many of the cell properties. Therefore, when connecting a cell to a piece of cell test equipment, along with connecting voltage sense leads and ...