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:
Nov. 19, 2002
Filed:
Mar. 07, 2000
Applicant:
Inventors:
Weston Roper, St. Louis Park, MN (US);
Richard L. Nelson, Chanhassen, MN (US);
Dale S. Davis, Prior Lake, MN (US);
Assignee:
Rosemount Inc., Eden Prairie, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/900 ;
U.S. Cl.
CPC ...
G06F 1/900 ;
Abstract
A sensor module has an outer module housing with an fluid inlet and a feedthrough with five electrical contacts. A transducer circuit in the module has a sensor connected to the inlet, a regulator connected to contacts and a transceiver providing a serial output to contact . A logic circuit is selectable to a first mode of operation in which the logic circuit generates ON-OFF logic levels on contacts or it can be selected to a second mode of operation in which the logic circuit detects ON-OFF logic levels on the contacts