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Exam 8: Pressure Control

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Question 1

Multiple Choice

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The ____ pressure switch consists of a disk with convolutions around the edge.

A) sealed piston
B) Bourdon tube
C) diaphragm
D) solid state

E) B) and D)
F) A) and B)

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Question 2

True/False

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In application, the pressure switch contact may be substituted for the limit switch contact.

A) True
B) False

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Question 3

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Tolerance in most switches is about 2%; ____________________ is about 1%.

The pressure switch is used to transfer information concerning pressure to an electrical circuit.

With the use of programmable controllers in industry, the measurement of pressure has become much less important.

A pressure ____________________ utilizes semiconductor strain gauges that are epoxy-bonded to a metal diaphragm.

____________________ pressure sensors are the preferred choice because they can withstand higher overpressure and are more resistant to pressure spikes.

The ____ pressure switch can withstand large pressure changes and high overpressures.

The ____ pressure switch is interchangeable with existing electromechanical pressure switches.

The ____ pressure switch is extremely sensitive. It senses peak pressures.