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Preconditioned air (PCA) temperature monitor

  • US 8,665,100 B2
  • Filed: 08/23/2010
  • Issued: 03/04/2014
  • Est. Priority Date: 08/25/2009
  • Status: Active Grant
First Claim
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1. An apparatus for communicating performance of a preconditioned air unit associated with an airport gate comprising:

  • a temperature sensor in a stream of output air leaving the preconditioned air unit producing a signal indicative of the temperature of the output air;

    circuitry to compare the signal to an acceptable range of values; and

    an output device to convey to a human operator a result of a comparison of the signal to the acceptable range of values when the preconditioned air unit is running and stabilized.

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