McDowall, Robert,  P. Eng. <br/><br/>
Fundamentals of HVAC control systems / 
Robert McDowall and Ross Montgomery. 
 - SI ed. 
 - Atlanta, GA :  American Society of Heating, Refrigerating and Air-Conditioning Engineers,  c2011. 
 - viii, 354 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/> "This text covers the need for HVAC controls, the basics of electricity, control valves and dampers, sensors and auxiliary devices, self- and system-powered controls, electric controls, pneumatic controls, analog electronic controls, diagrams and sequences, DDC hardware and software, DDC networks and control protocols, and digital control specification"--Provided by publisher. 
<br/><br/><label>ISBN: </label>9781933742915 (hardcover) 
<br/><br/><label>LCCN: </label>2010051260 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air conditioning--Control.<br/>Heating--Control.<br/>Ventilation--Control.
<br/><br/><label>LC Class. No.: </label>TH7466.5  / .M33 2011b 
<br/><br/><label>Dewey Class. No.: </label>697