Geared toward the HVAC professional, Practical Controls: A Guide to Mechanical Systems provides a solid foundation and well-rounded understanding of the role of controls in mechanical systems design and installation. This book takes a concise look at HVAC controls and controls methods - including electrical, electronic, and microprocessor-based controls and control systems. Using qreal worldq examples, it explores how various mechanical systems installed in today's facilities are best controlled. The text is a practical resource to controls contracting, providing basic rules, equipment guidelines, rules of thumb, pros and cons, and do's and don'ts.The temperature actuated switch of a typical thermostat is either a mercury filled glass bulb, or a asnap-actinga bimetal. ... In other words, a single-stage thermostat with a manual changeover switch can be set to either call for operation upon aanbsp;...
Title | : | Practical Controls |
Author | : | Steven R. Calabrese |
Publisher | : | CRC Press - 2003-06-17 |
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