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2.3: Pressure and Pressure Measurement

  • Page ID
    3640
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    A YouTube element has been excluded from this version of the text. You can view it online here: https://openoregon.pressbooks.pub/hydraulics/?p=46

    List common units of pressure. Equate psi, bar, and Pa.

     

    Convert 230psi to bar and kPa.

     

    Convert 7.3 bar to psi and kPa.

     

    Convert 440kPa to bar and psi.

     

    Determine the minimum of height of a water tower necessary to ensure at least 30 psi

     

    Describe atmospheric pressure and the sources of variance.

     

    Convert 550psi to psia

     

    Convert 900psia to psig

     

    Define a vacuum

     

    Describe the function of a pressure gauge and draw its schematic symbol.

     

    Differentiate between analog (needle) and digital pressure gauges.

     

    Differentiate between bourdon tube and spring loaded piston (Schrader) gauges and describe the basic operation and constituent parts of both.

     

    Differentiate between pressure switches and pressure sensors (transducers).
    Describe set, reset, and span (hysteresis) for a pressure switch.


    This page titled 2.3: Pressure and Pressure Measurement is shared under a CC BY-NC 4.0 license and was authored, remixed, and/or curated by Jim Pytel (OpenOregon) via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request.

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