Automation System
Sensors:

will be much smarter and more sophisticated in the future
probably will not improve over the next decade
are not important in automation
None of these
are easily developed

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Automation System
Vision sensors:

can not improve much in the next decade
All of these
will more closely match the capabilities of the human eye
will remain very costly
None of these

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Automation System
An aneroid barometer

can measure only atmospheric pressure
can be used to measure gas or liquid flow rates
None of these
measures pressure by sensing deflection of an evacuated chambers.
is very unreliable

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