The MT-530Ri plus temperature and humidity controller measures relative humidity from 5 percent to 85 percent without condensation, and temperature from 14° to 158°F (–10° to 70°C). Its outputs ...

[Editor’s note: This is the third in a series of three columns about scroll compressors that began in the Sept. 1 issue of The NEWS and continued in the Oct. 6 issue.] Compressor capacity control is ...

The 5020A thermo-hygrometer, a digital temperature and humidity logger, accepts inputs from up to two precalibrated sensors. Each sensor has its own calibration data, and they may be mounted on the ...

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 ...

HomeKit has changed how I interact with many of the rooms in my house. While lighting and cameras tend to have the spotlight for most people as they can easily see the impact, environment monitoring ...

I wanted a simple weather monitor that can display the current temperature, humidity, and heat index to keep tabs on my ambience. Naturally, a cheap eBay gizmo would do, but I decided to build my own ...