Control Systems

Introduces the need for control, control methods, and system basics. Includes information on self-powered, pneumatic, hydraulic, electric, and electronic systems. Covers various sensors and controlled devices. Covers the basics of two-position, floating, and proportional control systems and their maintenance and troubleshooting. Discusses the various processes requiring control in a refrigeration or air-conditioning system. This course has no prerequisites. Control Systems is available in online technical training and course manual formats. Lesson 1 - Introduction to Control Systems Topics: Automatic control; Control system basics; Two-position, floating, and proportional control; Open- and closed-loop control; Operating power Learning Objectives: – Explain why control systems are needed and name devices used to control environmental conditions. – Define the terms used to describe control systems-controlled variable, controller, controlled device, set