The Ashcroft 1305D series portable deadweight tester is a pressure calibration system that includes a low range and high range piston assembly, weight set, a hydraulic (oil) test pump to generate test pressures, metal carrying cases, tools, and other accessories.
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.