Patent · US Expired

Signal-transmission device

US6700477B2 · kind B2 · utility

5Cited by

5References

20Claims

0Family size

Assignee

Ceag Sicherheitstechnik GmbH · DE

Inventors

Gerhard Schwarz · Altentreptow, DE
Udo Becker · Heiligkreuzsteinach, DE
Rainer Hillebrand · Greven, DE

Key dates

Filing date	May 22, 2001
Grant date	Mar 2, 2004
Priority date	—
Expiry date	Jul 2, 2022

Classification

Technology area (CPC G)Physics
CPC primaryG05B2219/25103
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A device for transmitting signals between an automation system and field device comprises a supporting plate and modules which are attachable to said supporting plate. The modules are provided with terminals especially for field devices. The supporting plate has arranged thereon data lines of a local bus and voltage-supply lines. The modules have at least local bus interfaces. The device additionally comprises at least one bus coupling module which is attachable to the supporting plate and which is provided with a local bus interface and a field bus interface for communication with said modules and said automation system.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.