OBJECTIVESProcess ControlsTERMINAL OBJECTIVE1.0 Given a process control system, SUMMARIZE the operation of the system based onchanging system inputs.ENABLING OBJECTIVES1.1DEFINE the following process control terms:a. Control systemb. Control system inputc. Control system outputd. Open-loop systeme. Closed-loop systemf. Feedbackg. Controlled variableh. Manipulated variable1.2DESCRIBE the operation of a control loop diagram including the following components:a. Controlled systemb. Controlled elementsc. Feedback elementsd. Reference pointe. Controlled outputf. Feedback signalg. Actuating signalh. Manipulated variablei. Disturbance1.3EXPLAIN how capacitance, resistance, and transportation time affect a control system’slag time.1.4DESCRIBE the characteristics of the following types of automatic control systems:a. Two position control systemb. Proportional control systemc. Integral controld. Proportional plus reset control systeme. Proportional plus rate controlf. Proportional plus reset plus rate controlIC-07 Page viii Rev. 0
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