1.high temperature thermocouple
2.type k
3.0-1000C
Main technology index
Temperature range and tolerance
Name | Calibration | Tolerance | |||
NiCr-NiSi WRK or WRKK |
K | Class l | Class ll | ||
Tolerance | Temperature range°C | Tolerance | Temperature range°C | ||
±1.5°C or ±0.4%|t| | -40~1000 | ±2.5°C or ±0.75%|t| | -40~1000 | ||
Thermal response time ( type K assembly thermocouple)
Diameter of protection tube mm | Material of protection tube | Thermal response time S |
16 | Non-metal | ≤240 |
metal | ≤180 | |
20 | metal | ≤240 |
20 | Non-metal | ≤300 |
Overall protection tube | metal | ≤300 |
Thermal response time (type K sheathed thermocouple)
Thermal response time t0.5S Thermowell Diameter(mm) |
Shell-connecting type |
Insulation type |
0.25 | 0.1 | 0.2 |
0.5 | 0.2 | 0.4 |
1.0 | 0.2 | 0.6 |
1.5 | 0.3 | 0.8 |
2.0 | 0.4 | 1.0 |
3.0 | 0.6 | 2.0 |
4.0 | 0.8 | 2.5 |
4.5 | 1.0 | 3.0 |
5.0 | 1.2 | 4.0 |
6.0 | 2.0 | 6.0 |
8.0 | 4.0 | 8.0 |
Max temperature of NiCr-NiSi thermoeouple wire
Thermocouple wire diameter mm | Recommended Max temperature °C |
0.3 | 700 |
0.5 | 800 |
0.8, 1.0 | 900 |
1.2, 1.6 | 1000 |
2.0, 2.5 | 1100 |
3.2 | 1200 |
