Thermocouple Accuracies

/Thermocouple Accuracies
Thermocouple Accuracies 2017-09-30T08:27:16+00:00

Thermocouple Accuracies

The accuracy of a thermocouple depends on many factors including but not limited to electrical interference and the purity of the metals used.

Temperature Type B Type E Type J Type K Type N Type R Type S Type T
-200°C 3 3 3
-100°C 2.5 2.5 1.5
0°C 1.7 1.5 1.5 1.5 1 1 0.5
200°C 1.7 1.5 1.5 1.5 1 1 0.8
400°C 2 1.6 1.6 1.6 1 1
600°C 1.5 3 2.4 2.4 2.4 1 1
800°C 2 4 3.2 3.2 1 1
1000°C 2.5 4 4 1 1
1200°C 3 9 9 1.3 1.3
1400°C 3.5 1.9 1.9
1600°C 4 2.5 2.5
Thermocouple Conductor Type Limits of Error (Whichever is Greater)
Standard Special
 Type K ±2.2°C or ±0.75% ±1.1°C or ±0.4%
 Type T ±1.0°C or ±0.75% ±0.5°C or ±0.4%
Type J ±2.2°C or ±0.75% ±1.1°C or ±0.4%
Type N ±2.2°C or ±0.75% ±1.1°C or ±0.4%
Type E ±1.7°C or ±0.5% ±1.0°C or ±0.4%
Type S ±1.5°C or ±0.25% ±0.6°C or ±0.1%
Type R ±1.5°C or ±0.25% ±0.6°C or ±0.1%
Type B ±0.5% ±0.25%

 

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