The clamp-on UFP-20 ultrasonic flowmeter from Tokyo Keiki is suitable for pipe diameters DN13 mm up to DN5000 mm with a wide, -20°C to 120°C working temperature range (at ±30m/s velocity). A direct input, heat volume measurement feature is also offered with our Pt-100 RTD sensor option. The UFP-20 features single point measurements, dual channel measurements, and dual path measurements, which are easy to configure and install.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.