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Pressure transducer arrangement

  • US 8,479,580 B2
  • Filed: 02/18/2011
  • Issued: 07/09/2013
  • Est. Priority Date: 02/18/2011
  • Status: Active Grant
First Claim
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1. A pressure transducer arrangement comprising:

  • a body having a first chamber in fluid communication with a first inlet, a second chamber in fluid communication with a second inlet, and a bypass channel fluidly coupling the first chamber with the second chamber;

    a bypass valve having an open state allowing fluid communication between the first and second chambers through the bypass channel and a closed state preventing fluid communication between the first and second chambers through the bypass channel;

    a pressure sensor interposed between the first and second chambers arranged to sense the pressure differential between the first and second chambers; and

    a lock out valve interposed between the first inlet and the first chamber, the lockout valve having an open state allowing fluid communication between the first inlet and the first chamber and a closed state preventing fluid communication between the first inlet and the first chamber.

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