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Sulfur resistant sensors

  • US 20040134781A1
  • Filed: 06/27/2003
  • Published: 07/15/2004
  • Est. Priority Date: 06/28/2002
  • Status: Active Grant
First Claim
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1. A device for sensing a concentration of a combustible specie of interest, the device including:

  • a holder;

    a first RTD disposed in a first cover, wherein the first cover is mounted to the holder;

    a second RTD disposed in a second cover, wherein the second cover is mounted to the holder; and

    wherein the first cover has a higher catalytic activity to the specie of interest than the second cover.

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