Measuring arrangement with a control unit and method for operating such a measuring arrangement

US10962998B2 · kind B2 · utility

Assignee

• VEGA Grieshaber KG · DE

Inventors

• Tobias Mueller · Gelnhausen, DE
• Holger Staiger · Lindlar, DE

Key dates

• Filing date: Jun 22, 2018
• Grant date: Mar 30, 2021
• Expiry date: May 11, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04L67/12
• WIPO field: Control
• WIPO sector: Instruments

Abstract

A measuring arrangement with a control unit, an energy supply unit for a plurality of two-line field devices, which apply a predetermined current upon a measuring loop in which the two-line field devices are respectively arranged, with the two-line field devices being electrically connected to the energy supply unit and communicating digitally with the control unit, with the energy supply unit comprising a voltage controller, which controls an output voltage depending on the number the means of the measuring arrangement for determining a number of two-line field devices operated in the measuring arrangement.