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PRESSURE MEASUREMENT - Coggle Diagram
PRESSURE MEASUREMENT
LVDT
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This bellows acts as a transducer element which converts the pressure into a displacements, x
The displacement x, moved the core and effect the voltage between primary and secondary coils.
Finally, the output reading is proportional to the displacement of the core (iron).
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Low pressure measurement
vacuum gauges
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Manometer and elastic element gauges can be used to about
0.1 Torr. Below that range, vacuum gauges are needed
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