Input and Process Blocks

Question 1

What are the three blocks in control systems?

Answer 1

Input, process and output

Question 2

What does a process do?

Answer 2

Takes an electrical signal from the input block and alters it

Question 3

What are 5 types of process devices?

Answer 3

Timers
Comparators
Pulse units
Counters
Latches

Question 4

What are examples of ways processes alter inputs?

Answer 4

Make signal high/low for set period of time (or until reset)
Compare it to another signal
Turn it into a series of pulses
Count number of signals received

Question 5

What do inputs do?

Answer 5

Convert real-world signals into electrical signals

Question 6

What are examples of real-world signals?

Answer 6

Light level, temperature, pressure, flow, sound and movement

Question 7

What is the visual representation of input, process and output?

Answer 7

Block diagrams

Question 8

What are some examples of input devices?

Answer 8

Computer mouse, keyboards, switches, remote controls, traffic lights, outdoor lighting, etc.