The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 06, 2016
Filed:
Jan. 24, 2013
Belimo Holding Ag, Hinwil, CH;
Daniel Albrecht, Gruet, CH;
Ronald Aeberhard, Gruet, CH;
Guido Hofstetter, Wolfhausen, CH;
Darryl Deangelis, Longmeadow, MA (US);
BELIMO Holding AG, Hinwil, CH;
Abstract
A control unit () for an HVAC system () comprises an economizer (EC), which economizer (EC) is configured to introduce outdoor air (OA) into the HVAC system () for cooling and/or ventilation purposes in a manner controlled by said control unit (), said control unit () comprising a base module () with: a control circuit (), a man machine interface () connected to said control circuit (), and first I/O means for connecting at least one sensor () of said HVAC system to said control circuit () and for delivering at least one control signal from said control circuit () to control the operation of said economizer (EC). Said base module () is configured to optionally receive at least one extension module (), which can be snapped on and electrically connected to said base module () for expanding the functionality of said control unit ().