| Thermocouple Accuracy |
| Fe-Con (J) | Class 1 Class 2 Class 3 |
- 40 +750°C: ±0.004 . t - 40 +750°C: ±0.0075 . t --- |
or ±1.5°C or ±2.5°C |
| Cu-Con (T) | Class 1 Class 2 Class 3 |
- 40 +350°C: ±0.004 . t - 40 +350°C: ±0.0075 . t -200 + 40°C: ±0.015 . t |
or ±0.5°C or ±1.0°C or ±1.0°C |
| NiCr -Ni (K) and NiCrSi-NiSi (N) | Class 1 Class 2 Class 3 |
- 40 +1000°C: ±0.004 . t - 40 +1200°C: ±0.0075 . t -200 + 40°C: ±0.015 . t |
or ±1.5°C or ±2.5°C or ±2.5°C |
| NiCr-Con (E) | Class 1 Class 2 Class 3 |
- 40 +800°C: ±0.004 . t - 40 +900°C: ±0.0075 . t -200 + 40°C: ±0.015 . t |
or ±1.5°C or ±2.5°C or ±2.5°C |
| Pt10Rh-Pt (S) and Pt13Rh-Pt (R) | Class 1 Class 2 Class 3 |
0 +1600°C: ±[1+(t-1000).0.003] - 40 +1600°C: ±0.0025 . t --- |
or ±1.0°C or ±1.5°C |
| Pt30RhPt6Rh (B) | Class 1 Class 2 Class 3 |
--- +600 +1700°C: ±0.0025 . t +600 +1700°C: ±0.005 . t |
or ±1.5°C or ±4.0°C |