Device for intrinsically safe redundant current supply of field devices

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9819181
APP PUB NO 20160043560A1
SERIAL NO

14816076

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Abstract

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A device is provided for intrinsically safe redundant current supply of field devices with a common current-limiting resistor in the mesh of the field device and with redundant current supply units. A current sensor can be provided in the mesh of the field device, the output signal of which sensor is connected to devices for controlling current or active current limiting in the redundant current supply units.

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Patent Owner(s)

Patent OwnerAddress
ABB SCHWEIZ AGBRUGGERSTRASSE 66 BADEN 5400

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Marks, Frank Langenfeld, DE 11 24

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