起订量:
铠装热电偶
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类别 | 代号 | 分度号 | 套管外径mm | 常用温度℃ | *高使用温度℃ | 允许偏差 | |
测量范围℃ | 允差值 | ||||||
铂铑10-铂 | WRPK | S | ≥Φ3 | 1100 | 1200 | 0-1200 | ±1.5℃或±1.5%t |
镍铬-铜镍 | WREK | E | ≥Φ3 | 600 | 700 | 0-700 | ±2.5℃或±0.75%t |
镍铬-镍硅 | WRNK | K | ≥Φ3 | 800 | 950 | 0-900 | ±2.5℃或±0.75%t |
铜-铜镍 | WRCK | T | ≥Φ3 | 350 | 400 | 小于-200 | 未作规定 |
-40-350 | ±0.75%t | ||||||
铁-铜镍 | WRFK | J | ≥Φ3 | 500 | 600 | 0-600 | ±2.5℃或±0.75%t |
热响应时间τ0.5S | 接壳式 | 绝缘式 |
套管直径(mm) | ||
2.0 | 0.4 | 0.5 |
3.0 | 0.6 | 1.2 |
4.0 | 0.8 | 2.5 |
5.0 | 1.2 | 4.0 |
6.0 | 2.0 | 6.0 |
8.0 | 4.0 | 8.0 |