The Red Lion PAX2A is designed for applications in which two parameters need to be visualized at the same time, such as reading a flow rate through a pipeline while totalizing the gallons, or indicating the temperature of an oven while displaying the set point value. The unit’s main LCD offers three programmable colors — red, orange, and green — so users can easily identify process control variables. — Davis Instruments
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.