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HVAC CONTROLLER WITH DELTA-T BASED DIAGNOSTICS

  • US 20130158717A1
  • Filed: 12/14/2011
  • Published: 06/20/2013
  • Est. Priority Date: 12/14/2011
  • Status: Abandoned Application
First Claim
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1. An HVAC controller configured to control one or more components of an HVACsystem, the HVAC controller comprising;

  • a user interface including a display;

    a memory;

    an I/O block for receiving one or more signals from the HVAC system and for providing one or more control signals to the HVAC system; and

    a controller coupled to the memory, the user interface and the I/O block, the controller programmed to accept a delta T limit via the user interface of the HVAC controller;

    the controller further configured to monitor one or more signals received via the I/O block to determine if the delta T limit has been violated, indicating a delta T fault, and to display on the display of the HVAC controller a user alert for at least some detected delta T faults.

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