Refer to the drawing of a simple chromel-alumel thermocouple circuit. What is the effect on the thermocouple reference junctions if the copper extension wires from the ___

Refer to the drawing of a simple chromel-alumel thermocouple circuit (see figure below).

What is the effect on the thermocouple reference junctions if the copper extension wires from the reference junction panel to the temperature instrument are replaced with alumel (top) and chromel (bottom) extension wires?

A. The reference junctions will be located in the thermocouple connection head.
B. The reference junctions will still be located in the reference junction panel.
C. The reference junctions will be located in the temperature instrument.
D. There will no longer be any reference junctions.

Show Answer

Answer: C

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