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Tube verifier

  • US 8,967,461 B2
  • Filed: 04/17/2014
  • Issued: 03/03/2015
  • Est. Priority Date: 12/31/2007
  • Status: Active Grant
First Claim
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1. A tube connector, comprising:

  • an end face comprising at least two spectrally distinct reflective regions; and

    an RFID tag;

    wherein said at least two spectrally distinct reflective regions are configured to reflect light at different wavelengths; and

    wherein said at least two spectrally distinct reflective regions are arranged such that a tube connection system of a fluid analyzer can identify recurring changes of reflectivity from said at least two spectrally distinct reflective regions, during the revolving of said tube connector relative to said tube connection system, the revolving occurring after said tube connector is connected to said tube connection system.

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