{"content":[{"text":"Common Course Outline \n AIRC 224 \n Commercial Control Systems \n 3 Semester Hours \n The Community College of Baltimore County \n Description \n AIRC 224 – 3 credits – Commercial Control Systems incorporates both theory and hands-on \n learning in the areas of electronic controls, pneumatic controls and direct digital control (DDC) \n systems as each applies to a Heating, Ventilating, and Air Conditioning (HVAC) system. Course \n work centers on system components, wiring diagrams, calibration and sequences of operation, \n problem analysis and troubleshooting, and installation methods. Students learn to program a \n complete building energy management system. Interactive instructional media is used in this \n course.","bbox":{"left":0.117647,"top":0.088318,"width":0.75925,"height":0.305333}},{"text":"3 credits: 3 lecture hours per week \n Prerequisites: AIRC 205, AIRC 210, ELEI 101, and ELEI 201 or approval of the program \n coordinator","bbox":{"left":0.117647,"top":0.408288,"width":0.716161,"height":0.05506}},{"text":"Overall Course Objectives","bbox":{"left":0.117647,"top":0.478273,"width":0.221161,"height":0.020984999999999976}},{"text":"Upon completion of this course the student will be able to: \n 1. relate pneumatic and electronic controls to several types of air moving systems; \n 2. describe the benefits of the preferred method of control for variable air volume (VAV) \n and multi-zone systems; \n 3. explain wiring diagrams involving pneumatic, electronic and DDC controls; \n 4. create a flow chart to show the sequence of operation of pneumatic and electronic \n controls, and DDC operation; \n 5. calculate the correct adjustments on both pneumatic and electronic receiver controllers \n using a prescribed reset ratio; \n 6. describe the advantages of pneumatic and electronic controls over traditional control \n methods; \n 7. explain the advantages of DDC and microprocessor based controls over traditional \n control methods; \n 8. explain the difference between a variety of sensors and transmitters; \n 9. demonstrate the proper installation, wiring, and programming of a building control \n system; and \n 10. analyze and troubleshoot control problems.","bbox":{"left":0.117647,"top":0.512833,"width":0.738442,"height":0.29900000000000004}},{"text":"Major Topics","bbox":{"left":0.117647,"top":0.826757,"width":0.11384300000000003,"height":0.02098500000000003}},{"text":"I.","bbox":{"left":0.135588,"top":0.861318,"width":0.011471000000000009,"height":0.020212000000000008}},{"text":"Air moving equipment controls \n a. VAV","bbox":{"left":0.176471,"top":0.861318,"width":0.24682900000000002,"height":0.037636}}],"images_bbox":[],"images_bbox_not_text_overlap":[]}