Geared toward the HVAC professional, this book details practical methods of control and defines the role of HVAC controls in easy to understand terms. Electrical, electronic and microprocessor-based controls and control systems are all covered. The prime purposes of this book are to take a concise look at HVAC controls and controls methods, and to explore the various mechanical systems installed in today's facilities to discover how these systems are best controlled, using practical "real world" methods and controls. This book is offered as a practical resource to controls contracting, providing basic rules, equipment guidelines, rules of thumb, pros and cons, and do's and don'ts. It will serve to give the non-controls oriented HVAC professional a solid foundation and well-rounded understanding of the role of controls in mechanical systems design and installation.