Digital control Exercise solution

1. What is an example of a digital control system?
2. What are the 5 basic elements of a control system?
3. What does a digital control system do?
4. What is a digital control module?

What is an example of a digital control system?

• Examples 1

a) Residential heating and air-conditioning systems controlled by a thermostat ( temperature sensor). b) The cruise (speed) control of an automobile. c) Automatic hot water heater. d) Control system which automatically turns on a room lamp at dusk, and turns it off in daylight.

What are the 5 basic elements of a control system?

A feedback control system consists of five basic components: (1) input, (2) process being controlled, (3) output, (4) sensing elements, and (5) controller and actuating devices.

What does a digital control system do?

Usually, a digital control system consists of an A/D conversion for converting analog input to digital format for the machine, D/A conversion for converting digital output to a form that can be the input for a plant, and a digital controller in the form of a computer, microcontroller or a programmable logic controller.

What is a digital control module?

The Digital Control Unit (DCU) is an audio and video router with additional capabilities. It controls video and audio feeds from different sources to various outputs and is quad-screen capable.