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HVAC Engineering Technology (HET)
Engineering, Math & Physical Sciences

The following course information is effective for the Fall 2010 term.

Subj CatNoCourse TitleUnits   
HET 273Direct Digital Controls5 units  

This course covers basic commercial control principles and offers students experiences and practice in the selection, installation, operation, and servicing of pneumatic and electronic automation control systems and components used in commercial buildings. Special emphasis will be placed on direct digital control systems (DDC) including troubleshooting, maintenance, and retrofitting. Students successfully completing this course will be eligible to sit for the Air-Conditioning and Refrigeration Institute (ARI) Industry Competency Exam in Light Commercial Air Conditioning and Heating.

Prerequisite: HET 119 and MTH 114 or higher or appropriate score on Math Placement test or Math ACT score of 17 or higher; and minimum APT score of 122 OR minimum CELSA score of 50; or Language Proficiency; or Consent of Instructor

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College of Lake County, 19351 West Washington Street, Grayslake, IL 60030-1198    (847) 543-2000