·热响应时间少,减小动态误差; ·直径小,长度不受限制; ·测量精度高; ·进口薄膜电阻元件,性能可靠稳定; |
铠装热电阻是利用物质在温度变化时,其电阻也随着发生变化的特征来测量温度的。当阻值变化时,工作仪表便显示出阻值所对应的温度值。 |
产品执行标准 IEC751 JB/T8623-1997 JB/T8622-1997 |
热电阻在环境温度为15—35°C,相对湿度不大于80%,试验电压为10—100V(直流)电极与外套管之间的绝缘电阻>100MΩ。 |
| | | | φ2 | | φ3 | φ4 | φ5 | φ6 | φ8 | 双支式 | φ3 | φ4 | φ5 | φ6 | φ8 |
型 号 | 分 度 号 | 测温范围°C | 精度等级 | 允 差 | WZPK | Pt100 | -200-+500 | A级 | ±(0.15+0.002 ltl) | WZPK | Pt100 | -200-+500 | B级 | ±(0.30+0.005ltl) |
套管直径 | 热响应时间 | Ф3 | ≤3 | Ф4 | ≤5 | Ф5 | ≤8 | Ф6 | ≤12 | Ф8 | ≤15 |
![](http://www.dlybw.com/upload/ewebeditor/2008/10/1413429658.gif)
![](http://www.dlybw.com/upload/ewebeditor/2008/10/14134244244.gif)
铂铑10-铂二等标准热电偶WREK-182,WREK-188,WREK-192,WREK2-121,WREK2-131,WREK2-122,WREK2-132,WRNK-101,WRNK-121,WRNK-131,WRNK-181,WRNK-187,WRNK-191,WRNK-102,WRNK-122,WRNK-132,WRNK-182,WRNK-188,WRNK-192,WRNK2-121,WRNK2-131,WRNK2-122,WRNK2-132,WRCK-101,WRCK-121,WRCK-131,WRCK-181,WRCK-187,吹气型热电偶WRCK-191,WRCK-102,WRCK-122,WRCK-132,WRCK-182,WRCK-188,WRCK-192,WRCK2-121,WRCK2-131,WRCK2-122,WRCK2-132,WREK-201,WREK-221,WREK-231,WREK-281,WREK-291,WREK-202,WREK-222,WREK-232,WREK-282,WREK-292,WREK2-221,WREK2-231,WREK2-222,WREK2-232,WRNK-201,WRNK-221,WRNK-231,WRNK-281,WRNK-291,WRNK-202,WRNK-222,WRNK-232,WRNK-282,WRNK-292,WRNK2-221,WRNK2-231,WRNK2-222,WRNK2-232,WRCK-201, WRCK-221, WRCK-231, 拱顶热电偶WRCK-281, WRCK-291, WRCK-202, WRCK-222, WRCK-232, WRCK-282, WRCK-292. WRCK2-221, WRCK2-231, WRCK2-222, WRCK2-232WREK-301, WREK-321, WREK-331, WREK-381, WREK-387, WREK-391, WREK-302, WREK-322, WREK-332, WREK-382, WREK-388, WREK2-321, WREK2-331, WREK2-322 WREK2-332 ,WRNK-301,超临界电站用热电偶 WRNK-321, WRNK-331, WRNK-391, WRNK-381, WRNK-387, WRNK-302, WRNK-322, WRNK-332, WRNK-392, WRNK-382, WRNK-388, WRNK2-321, WRNK2-331, WRNK2-322, WRNK2-332, WRCK-301, WRCK-321, WRCK-331, WRCK-391,WRCK-381, WRCK-387, WRCK-302, WRCK-322, WRCK-392, WRCK-382, WRCK-388,WRCK2-321,WRCK2-331,WRCK2-322,WRCK2-332,WREK-401,WREK-421,WREK-431,WREK-481, WREK-491, WREK-402, 电站测温用热电偶WREK-422, WREK-432, WREK-482, WREK-492WREK2-421, WREK2-431, WREK2-422, WREK2-432, WRNK-401, WRNK-421, WRNK-431,WRNK-481, WRNK-491, WRNK-402, WRNK-422, WRNK-432, WRNK-482, WRNK-492,WRNK2-421, WRNK2-431, WRNK2-422, WRNK2-432, WRCK-401, WRCK-421, WRCK-431,WRCK-491, WRCK-481, WRCK-402, WRCK-422, WRCK-432, WRCK-492, WRCK-482,WRCK2-421, WRCK2-431, WRCK2-422, |