Control device and method for controlling a redundant connection in a flat network

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United States of America Patent

PATENT NO 11695621
APP PUB NO 20200244518A1
SERIAL NO

16752968

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Abstract

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A control device having an integrated switch and being configured to logically enable and disable an Ethernet port of the integrated switch. Further disclosed is a device network consisting of at least two field devices, a primary control device and a primary switch, a secondary control device and a secondary switch, which are connected in a daisy chain loop topology. And wherein the secondary control device is configured to logically enable and disable an Ethernet port of the secondary switch. Further disclosed is a flat network consisting of such a device network. Further disclosed is a method for controlling a redundant connection in a flat network, consisting of detecting failure of the primary control device, initiating failover, enabling the Ethernet port of the secondary switch, and disabling the Ethernet port of the primary switch.

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Patent Owner(s)

  • SCHNEIDER ELECTRIC INDUSTRIES SAS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adragna, Jean-Jacques Roquefort-les-Pins, FR 5 11
Barbier, Kévin La Colle-sur-Loup, FR 2 5
Brück, Antoine Nice, FR 2 4
Buchet, Yannick Biot, FR 2 4
Erojirao, Abhijith North Chelmsford, US 1 4
Garcia, Martin Francisco Barcelona, ES 1 4

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