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:
May. 14, 2019
Filed:
Dec. 06, 2013
Endress + Hauser Wetzer Gmbh + Co. KG, Nesselwang, DE;
Roberto Lugli, Segrate, IT;
Michael Korn, Marktoberdorf, DE;
ENDRESS + HAUSER WETZER GMBH + CO. KG, Nesselwang, DE;
Abstract
Control electronics for a two-wire process device, which two-wire process device can be connected to a two-wire loop. The control electronics comprises an input circuit and a control unit connected to the input circuit, wherein the input circuit is used in a first operating mode to set a current and/or voltage in the two-wire loop by means of a control signal transmitted by the control unit. The input circuit is used in a second operating mode to automatically, in particular independently of the control unit or independently of the control signal transmitted by the control unit, to set the current and/or the electric voltage in the two-wire loop.