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