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ELECTROCHEMICAL CARBON MONOXIDE SENSOR SUPERVISION

  • US 20090107838A1
  • Filed: 10/27/2008
  • Published: 04/30/2009
  • Est. Priority Date: 10/25/2007
  • Status: Active Grant
First Claim
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1. A gas detection unit, comprising:

  • a carbon monoxide sensor; and

    a sensor supervision system for accessing a status of the carbon monoxide sensor, wherein the sensor supervision system provides a voltage charge to the carbon monoxide sensor, and determines the status of the carbon monoxide sensor by reading a change in the voltage charge of the carbon monoxide sensor between a first and second time point.

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