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:
Aug. 14, 2001
Filed:
Feb. 01, 1999
CEAG Sicherheitstechnik, Soest, DE;
Abstract
The invention relates to a device for an inherently safe signal matching of signals being exchanged between an automating system (,) and field devices (,). The device (,) contains input/output modules (,), which can be plugged into a backwall plate (,) and which combine the functions of conventional input/output modules and modules for voltage separation. The backwall plate (,) supports data lines (,) of a local bus (,), as well a current supply lines (,). A communications module (,) is connected on the one hand with the local bus (,), and on the other hand with a field bus (,). The communications module (,) contains device, for memorizing (,) and processing (,) data, and makes possible an asynchronous data exchange between an automating system (,) and the input/output modules (,).