技術(shù)咨詢:徐
測溫范圍和準(zhǔn)確度
類別 | 代號 | 分度號 | 套管外徑mm | 常用溫度℃ | zui高使用溫度℃ | 允許偏差 | |
測量范圍℃ | 允差值 | ||||||
鉑銠10-鉑 | WRPK | S | ≥Φ3 | 1100 | 1200 | 0-1200 | ±1.5℃或±1.5%t |
鎳鉻-銅鎳 | WREK | E | ≥Φ3 | 600 | 700 | 0-700 | ±2.5℃或±0.75%t |
鎳鉻-鎳硅 | WRNK | K | ≥Φ3 | 800 | 950 | 0-900 | ±2.5℃或±0.75%t |
銅-銅鎳 | WRCK | T | ≥Φ3 | 350 | 400 | 小于-200 | 未作規(guī)定 |
-40-350 | ±0.75%t | ||||||
鐵-銅鎳 | WRFK | J | ≥Φ3 | 500 | 600 | 0-600 | ±2.5℃或±0.75%t |