The company has added an additional passive temperature measurement function to its EE85 CO2 transmitter for precise measurement of CO2 concentrations and temperatures. CO2 and temperature measurement in a single device cuts installation costs for sensors.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.