Two-wire fluid temperature transmitter with thermocouple diagnostics

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United States of America Patent

PATENT NO 6556145
SERIAL NO

09406263

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A two-wire temperature transmitter performs thermocouple diagnostics on a thermocouple attached to the transmitter to determine if, and the extent to which, the thermocouple has degraded. Various methods of obtaining thermocouple resistance are also provided.

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Patent Owner(s)

  • ROSEMOUNT INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goetzinger, Charles E Chanhassen, MN 8 629
Kirkpatrick, William R Faribault, MN 12 972

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