| 特點 |
| ·熱響應時間少，減小動態(tài)誤差； ·直徑小，長度不受限制； ·測量精度高； ·進口薄膜電阻元件，性能可靠穩(wěn)定； |
| 工作原理 |
| 鎧裝熱電阻是利用物質(zhì)在溫度變化時，其電阻也隨著發(fā)生變化的特征來測量溫度的。當阻值變化時，工作儀表便顯示出阻值所對應的溫度值。 |
| 主要技術參數(shù) |
| 產(chǎn)品執(zhí)行標準 IEC751 JB/T8623-1997 JB/T8622-1997 |
| 常溫絕緣電阻 |
| 熱電阻在環(huán)境溫度為15—35°C，相對濕度不大于80%，試驗電壓為10—100V（直流）電極與外套管之間的絕緣電阻>100MΩ。 |
| 偶絲直徑材料 |
| 引線形式 | 套管外徑φ |
套管材質(zhì)
|
| 單支式
| φ2 | 1Cr18Ni9Ti |
| φ3 | ||
| φ4 | ||
| φ5 | ||
| φ6 | ||
| φ8 | ||
| 雙支式 | φ3 | |
| φ4 | ||
| φ5 | ||
| φ6 | ||
| φ8 |
| 測量范圍及允差 |
| 型 號 | 分 度 號 | 測溫范圍°C | 精度等級 | 允 差 |
| WZPK | Pt100 | -200-+500 | A級 | ±（0.15+0.002 ltl） |
| WZPK | Pt100 | -200-+500 | B級 | ±（0.30+0.005ltl） |
| 熱響應時間 |
| 套管直徑 | 熱響應時間 |
| Ф3 | ≤3 |
| Ф4 | ≤5 |
| Ф5 | ≤8 |
| Ф6 | ≤12 |
| Ф8 | ≤15 |
| 測量端結(jié)構(gòu)形式 |
| 型號命名方式 |
套管式熱電偶WRNK-841n﹡D, WRNK-842n﹡D, WREK-841n﹡D. WREK-842n﹡D, WRNK-841n﹡I, WRNK-842n﹡I, WREK-841n﹡I. WREK-842n﹡I, WREK-842n﹡I, WRN-240A, WRN2-240A, WRE-240A, WRE2-240A, WRN-640A,WRN2-640A,WRE-640A,WRE2-640A, WRN-440A,WRN2-440A, WRE-440A,WRE2-440A, WRNK-240, WRNK2-240, WREK-240, WREK2-240, WRNK-440, WRNK2-440, WREK-440, WREK2-440, WRN-74O,WRN2-74O, WRN-74O, WRN2-74O, WRNR-15, WRNR2-15, WRNR-15A, WRNR2-15A, WRER-15, WRER2-15, WRER-15A, WRER215A, WRN-624, WRN-625, WRE-624, WRE-625, WRNR-12, WRER-12, WRNR2-12, WRER2-12, WRNR-13, WRNR2-13, WRER-13, WRER2-13,WRNR-14, WRNR2-14, WRER14, WRER2-14, WRN-631, WRN2-631, WRNR-01, WRER-01, WRNR2-01, WRER2-01, WRN-130, WRN2-130, WRN-230, WRN2-230, WRN-330, WRN2-330, WRN2-430, WRN-430, WRE-130, WRE2-130,熱電偶 WRE-230, WRE2-230, WRE-330, WRE2-330, WRE-430, WRE2-430, WREK-1313, WREK-1314, WREK-1315, WREK-1316, WREK-1323, WREK-1324, WREK-1325, WREK-1326, WRNK-1313, WRNK-1314, WRNK-1315, WRNK-1316, WRNK-1323, WRNK-1324, WRNK-1325, WRNK-1326, WRN-001, WRE-001. WRN-002, WRE-002, WRN-235T, WRN2-235T, WRE-235T, WRE2-235T, WRN-130-F, WRN-230-F, WRN-330-F, WRN-430-F, WRN2-130-F, WRN2-330-F, WRN2-430-F, WRE-130-F, WRE-230-F, WRE-330-F, WRE-430-F,WRE2-130-F,WRE2-230-F,WRE2-330-F.WRE2-430-F.WRN-130（*）,WRN-230（*）,WN-330（*）,WN-430（*）.,WRNN2-130（*）,WNN2-230（*）,WRNN2-330（*）,WNN2-430（*）,WREN-130, WREN-230, WREN-330, WREN-430, WREN2-130, WREN2-230, WREN2-330, WREN2-430, WRNN-530（*）,WRNN2-530（*）,WREN-530,WREN2-530,WRNN-631（*）,WRNN2-631（*）,WREN-631, WREN2-631, WRN-12B, WRE-12B, WRN2-12B, 裝配式熱電偶WRE2-12B, WRN-13B, WRE-13B, WRN2-13B, WRE2-13B, WRN-14B, WRE-14B, WRN2-14B, WRE2-14B, WRN-15B, WRE-15B, WRN2-15B, WRE2-15B, WRN-15AB, WRE-15AB, WRN2-15AB, WRE2-15AB, WRN-4318, WRE-4318,,WN2-4318, WRE2-4318, WRN-43C, WRE-43C, WRN2-43C, WRE2-43C, WRR-120, WRR-121, WRR2-120, WRR2-121, WRP-120, WRP-121, WRP2-120,,
