[Themocouple] Temperature Limit Comparison of Thermocouple
There are various kinds of thermocouple sensors like Type K, J, T, E, N, S, R, and B. Each type has its own temperature limit. Please refer to the below tables.
Thermocouple Temperature Limit Comparison
| Thermocouple Temperature Operating Ranges | ||
|---|---|---|
| Type | Minimum Temp. °F | Maximum Temp. °F |
| K | -328 | 2300 |
| J | 32 | 1400 |
| T | -328 | 700 |
| E | -328 | 1600 |
| N | 32 | 2300 |
| S | 32 | 2700 |
| R | 32 | 2700 |
| B | 1600 | 3100 |
Temperature Limits of Wire Jackets
| Wire Jacket Limits | |
|---|---|
| Jacket | Temperature Limit |
| PVC | 221°F |
| Teflon | 400°F |
| Fiberglass | 900°F |
Specific Temperature Ranges for Thermocouples
Type K Thermocouple
- Thermocouple grade wire, –328°F to 2,300°F
- Extension wire, 32°F to 392°F
Type J Thermocouple
- Thermocouple grade wire, 32°F to 1,400°F
- Extension wire, 32°F to 392°F
Type T Thermocouple
- Thermocouple grade wire, -328°F to 700°F
- Extension wire, 32°F to 392°F
Type E Thermocouple
- Thermocouple grade wire, -328°F to 1600°F
- Extension wire, 32°F to 392°F
Type N Thermocouple
- Thermocouple grade wire, 32°F to 2300°F
- Extension wire, 32°F to 392°F
Type S Thermocouple
- Thermocouple grade wire, 32°F to 2700°F
- Extension wire, 32°F to 392°F
Type R Thermocouple
- Thermocouple grade wire, 32°F to 2700°F
- Extension wire, 32°F to 392°F
Type B Thermocouple
- Thermocouple grade wire, 1500°F to 3100°F
- Extension wire, 32°F to 212°F
Source: Reotemp
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