High temperature precious metal thermocouple
It is suitable for a variety of high temperature occasions in the production process, and is widely used in temperature measurement of glass, ceramics and industrial salt bath furnaces.
2. Technical parameter table of precious metal thermocouple
Electrical outlet: M20x1.5, NPT1/2
Accuracy grade: I, II
Protection level: IP65
Even wire diameter: Φ0.5
Nominal pressure: normal pressure
| Thermocouple | Temperature measuring element | Mark | Outer protection tube | Operating temperature | Work pressure | |
| Material | diameter | |||||
| S | Single or double thermocouple | T1 | 85% Al2O3 |
Φ16 Φ25 (Double-layer outer tube) |
0～1450℃ | Constant pressure |
| R | T2 | 99% Al2O3 | 1600℃ | |||
| B | T2+ | 99.7% Al2O3 | ||||
|
Uses and characteristics Suitable for high temperature oxidizing gas. Sudden cold and hot are easy to crack. Not suitable for use in sulfur or hydrogen. |
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3. Selection table
| model | Index number | Temperature measurement range ℃ | Protection tube material | Thermal response time | specification | |
| d | L x l | |||||
|
WRP-130 WRP2-130 |
S | 0-1300 | High aluminum | ＜150S | Φ16 |
300x150 350x200 400x250 450x300 550x400 650x500 900x750 1150x1000 1650x1500 2150x2000 |
|
WRP-131 WRP2-131 |
＜360S | Φ25 | ||||
|
WRQ-130 WRQ2-130 |
R | 0-1300 | ＜150S | Φ16 | ||
|
WRQ-131 WRQ2-131 |
＜360S | Φ25 | ||||
|
WRR-130 WRR2-130 |
B | 0-1600 | Corundum tube | ＜150S | Φ16 | |
|
WRR-131 WRR2-131 |
＜360S | Φ25 | ||||
