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:
Mar. 31, 2009
Filed:
Apr. 30, 2003
Applicants:
Joachim Düren, Köln, DE;
Günter Kämper, Castrop-Rauxel, DE;
Inventors:
Joachim Düren, Köln, DE;
Günter Kämper, Castrop-Rauxel, DE;
Assignees:
Fisher-Rosemount Systems, Inc., Austin, TX (US);
R. Stahl Schaltgerate GmbH, Waldenburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hand held configuration for coupling to a two wire process control loop for use in configuring and monitoring field units coupled to the two wire process control loop is provided which includes a power supply, and at least two power islands. The power islands are configured to electrically isolate electrical components in one power island from electrical components in another power island. Independent power connections are provided between each power island and the power supply.