Thermocouple transmitter

Details Thermocouple transmitter Thermocouple transmitter

1996-09-30

1998-09-08

Gutierrez, Diego F. F.

Thermal measuring and testing

Temperature measurement

By electrical or magnetic heat sensor

374121, 2503381, G01J 516, G01J 502, G01K 712

Patent

active

058036040

ABSTRACT:
A loop transmitter is connected between a thermocouple and a loop detector circuit. The transmitter has a circuit mounted on an elongated circuit board within a cylindrical housing with thermocouple leads and output leads extending from opposite ends of the cylinder. The circuit is potted in high conductivity epoxy, with an adjustment screw left exposed. After amplifier offset adjustment, the housing is completely filled with a lower conductivity epoxy.

REFERENCES:
patent: 2836639 (1958-05-01), Templin
patent: 3562729 (1971-02-01), Hurd, III
patent: 4120201 (1978-10-01), Wargo
patent: 4588308 (1986-05-01), Saito
patent: 4623266 (1986-11-01), Kielb
patent: 4936690 (1990-06-01), Goetzinger
patent: 5088835 (1992-02-01), Shigezawa et al.
patent: 5163755 (1992-11-01), Shimomura et al.
patent: 5229612 (1993-07-01), Pompei et al.
patent: 5328264 (1994-07-01), Krencker et al.
patent: 5528041 (1996-06-01), Pompei
IRt/c Prior Art, one sheet sketch. (no date).
Pamphlet, "Two Wire 4-20 MA Transmitter,", Exergen Corporation, one sheet, 1995.

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