HVAC Controls and Systems
John I. Levenhagen and Donald H. Spethmann's HVAC Controls and Systems. The book is an in-depth look at HVAC commercial control systems. It covers a wide range of topics, such as different types of controls and instruments, as well as HVAC system problems and how to troubleshoot and solve them. The book discusses pneumatic and electronic controls, as well as analogue and digital versions. It also covers common electric controls and the devices they control, such as thermostats and humidistats.
Contents in HVAC Controls and Systems
HVAC Design Considerations
Thermostats
Dampers and Damper Motors
Automatic Valves
Pneumatic Transmitters, Indicating Receivers, and Receiver Controllers
Auxiliary Devices
Construction Systems and Devices
Electric and Electronic Control Products
Direct Digital Control
Automatic Control by DDC
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