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Thermocouple combinations
The table shows the most frequently used thermocouple combinations.
| Thermocouple | Thermoelement | Alloy | Working atmosphere |
Temperature range °C (°F) |
|
|---|---|---|---|---|---|
| Type K | KP KN |
Thermothal P Thermothal N |
Oxidizing Inert |
-200 to +1260 (-328 to +2300) |
|
| Type E | EP EN |
Thermothal P (EP) Cuprothal (EN) |
Oxidizing Inert |
-200 to +870 (-328 to +1600) |
|
| Type T | TP TN |
Copper Cuprothal (TN) |
Oxidizing, vacuum Reducing, inert |
-200 to +370 (-328 to +700) |
|
| Type J | JP JN |
Iron (JP) Cuprothal (JN) |
Oxidizing* Reducing, inert, vacuum |
0 to +760 (-32 to +1400) |
|
| Type N | NP NN |
Nicrosil Nisil |
Oxidizing Inert |
-200 to +1260 (-328 to +2300) |
|
*Limited use at high temperatures
