The SHT11 from Sensirion (Zurich, Switzerland) is a combination humidity/temperature sensor and transmits a fully calibrated digital signal to measure rh (+3.5% rh, +2% on request) and temperature (+0.5
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.