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3 Reviews
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20 of 20 people found the following review helpful:
4.0 out of 5 stars
Good,
By Jaroslaw Slabinski (Hamilton, NJ) - See all my reviews
This review is from: HVAC Control System Design Diagrams (Hardcover)
Only one thing I have to complain about is: all controls are pneumatic. With wide access to DDC controls today, I do not get it, why autor missed DDC systems. With DDC you can control HVAC equipment with greater precision and software is giving us so much flexibility.
4 of 4 people found the following review helpful:
3.0 out of 5 stars
Title should be "Air Handling Diagrams.",
By "nicci71" (Fairbanks, AK United States) - See all my reviews
This review is from: HVAC Control System Design Diagrams (Hardcover)
The book is very informative having the most diagrams of air handlers and VAV boxes I have seen in one source. Diagrams are fairly thorough with the inclusion of heating and cooling coils and "some" additional control features. I was hoping for more detail on the piping of heating and cooling coils with various control valve confirgurations. It is still an excellent book if you want to compare air handling configurations.Dave Herrington - HVAC Tech - University of Alaska-Fairbanks
1 of 1 people found the following review helpful:
3.0 out of 5 stars
Obsolete Control Technology,
By
This review is from: HVAC Control System Design Diagrams (Hardcover)
Nowadays, most HVAC systems are controlled with digital controllers with advanced control programs. VFD is often used for fans to improve the control quality and efficiency. This book does not cover these new technologies and need a major update.
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HVAC Control System Design Diagrams by John I. Levenhagen (Hardcover - October 30, 1998)
Used & New from: $521.49
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