Engineering F599 (1)

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What is meant by the term 'control'?
The ability to produce a desired output condition, depending on a commanded input.
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What is a system?
A collection of individual items of instrumentation, connected together to perform a specific function.
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What does a block diagram look like?
Input --> Control --> Output
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Give example applications of control systems.
Central heating system, remote control car steering, street lighting.
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What is meant by the term 'input element'?
Any system component that serves to sense a particular condition. Examples include thermistor, LDR, pressure gauge and potentiometer.
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What is meant by the term 'output element'?
Any system component tat serves to affect or change an external condition. Examples include motor, heater, bell.
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Give examples of instrumentation displays.
Seven segment display, analogue meter
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What is meant by the term 'open loop control system'?
A linear system whereby the output device is controlled in accordance with a commanded input/
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Other cards in this set

Card 2

Front

What is a system?

Back

A collection of individual items of instrumentation, connected together to perform a specific function.

Card 3

Front

What does a block diagram look like?

Back

Preview of the front of card 3

Card 4

Front

Give example applications of control systems.

Back

Preview of the front of card 4

Card 5

Front

What is meant by the term 'input element'?

Back

Preview of the front of card 5
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