Thermocouple Accuracies

 

Temperature Ranges and Accuracy of Thermocouples & RTDs
Temperature Ranges by Sensor Type
All values are percent of temperature, unless otherwise specified
Useful Range B C D E J K N R S T Pt100
°C 0 / 1,700 0 / 2,320 0 / 2,320 -200 / 900 0 / 750 -200 / 1,250 -270 / 1,300 0 /1,450 0 / 1,450 -200 / 350 -200 / 850
°F 32 / 3,092 0 / 4,230 0 / 4,230 -328 / 1,652 32 / 1,382 -328 / 2,282 -454 / 2,372 32 / 2,642 32 / 2,642 -328 / 662 -328 / 1,562
°C / °F
-200 / -328 1.0 2.0 2.0 1.5 0.65
-100 / -148 1.0 2.0 2.0 1.5 0.8
0 / 32 1.0 0.75 0.75 0.75 0.25 0.25 1.5 0.3
200 / 392 0.5 0.75 0.75 0.75 0.25 0.25 1.0 0.8
400 / 752 4.5°C 4.5°C 0.5 0.75 0.75 0.75 0.25 0.25 1.0 0.55
600 / 1,112 1.0 1.0 0.5 0.75 0.75 0.75 0.25 0.25 0.55
800 / 1,472 0.5 1.0 1.0 0.5 0.75 0.75 0.25 0.25 0.55
1,000 / 1,832 0.5 1.0 1.0 0.75 0.75 0.25 0.25
1,200 / 2,192 0.5 1.0 1.0 0.75 0.75 0.25 0.25
1,400 / 2,552 0.5 1.0 1.0 0.25 0.25
1,600 / 2,912 0.5 1.0 1.0
1,800 / 3,272 1.0 1.0
2,000 / 3,632 1.0 1.0
2,300 / 4,172 1.0 1.0
As per International Temperature Scale (ITS-90)