Patent · US Active

Automation field device

US12306604B2 · kind B2 · utility

0Cited by

0References

7Claims

0Family size

Assignee

Endress+Hauser SE+Co. KG · DE

Inventors

Simon Gerwig · Schopfheim, DE
Christian Strittmatter · Geislehen, DE
Roberto Lugli · Segrate, IT

Key dates

Filing date	May 6, 2020
Grant date	May 20, 2025
Priority date	—
Expiry date	Aug 10, 2042

Classification

Technology area (CPC G)Physics
CPC primaryG05B2219/25428
WIPO fieldControl
WIPO sectorInstruments

Abstract

An automation field device comprises at least four connection pins for connecting the field device; a field device electronics adapted, in a first operating state, to provide a 4-20 mA signal via a first and second connection pin, in a second operating state, to be supplied with a supply voltage via the first and a third connection pin and via a fourth connection pin to enable an IO-Link communication or to provide a first switch output and supplementally to provide a second switch output on the second connection pin, and, in a third operating state, to be supplied with the supply voltage via the first and third connection pins and via the fourth connection pin to enable the IO-Link communication or to provide the first switch output and supplementally to provide a 4-20 mA current output on the second connection pin.

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