Abstract: An HVAC controller including a first input; a second input; first means, responsive to a first signal received on the first input, for generating a first mode of operation; second means, responsive to a second signal received on the second input, for generating a second mode of operation; and third means, responsive to a third signal received substantially simultaneously on the first and second inputs, for generating a third mode of operation.
Type:
Grant
Filed:
August 25, 1992
Date of Patent:
December 21, 1993
Assignee:
American Standard Inc.
Inventors:
Robert W. Helt, Carl L. Garrett, James T. Vershaw