- Patent Title: HVAC controller and method for operating an HVAC system based on a difference in temperature between return air and supply air and an HVAC system employing the controller or method
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Application No.: US14160300Application Date: 2014-01-21
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Publication No.: US09625169B2Publication Date: 2017-04-18
- Inventor: Takeshi Sakai , Peter Hrejsa
- Applicant: LENNOX INDUSTRIES INC.
- Applicant Address: US TX Richardson
- Assignee: Lennox Industries Inc.
- Current Assignee: Lennox Industries Inc.
- Current Assignee Address: US TX Richardson
- Agency: Baker Botts L.L.P.
- Main IPC: F24F11/00
- IPC: F24F11/00 ; F25B49/02 ; F24D19/10 ; F25B13/00
Abstract:
The disclosure provides an HVAC system, an HVAC controller and a method of operating an HVAC system. In one embodiment, the HVAC controller includes: (1) an interface configured to receive a thermostat call and (2) a processor configured to initiate operation of the HVAC system in response to the thermostat call and control operation thereof based on a temperature difference across a conditioning unit of the HVAC system.
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