Patent ID: 8550706

Claim:
A temperature-measuring device, comprising: a plurality of units of temperature-measurement sets disposed in series, each of the plurality of units including a plurality of thermocouples joined together, each of said plurality of thermocouples including two dissimilar metal wires having ends thereof on one-side joined with each other, and having the other ends thereof connected to one pair of contact terminals, respectively, wherein at least one of the plurality of the units of temperature-measurement sets does not include a reference junction compensation circuit and at least another one of the plurality of the units of the temperature-measurement sets includes a reference junction compensation circuit, and wherein the reference junction compensation circuit comprises a temperature sensor element and a temperature sensor circuit, and the at least one of the plurality of the units of the temperature measurement sets that does not include a reference junction compensation circuit only includes the temperature sensor circuit and does not include the temperature sensor element.