高温高压热电偶，WRNR2-13, 量程规格 | 类别 | 代号 | 分度号 | 测温范围℃ | 精度等级 | 允许偏差△t | | 镍铬－镍硅 | WRNT | K | 0-800 | I | ±1.5℃或±0.004∣t∣ | | II | ±2.5℃或±0.0075∣t∣ | | 镍铬－铜镍 | WRET | E | 0-600 | I | ±1.5℃或±0.004∣t∣ | | II | ±2.5℃或±0.0075∣t∣ | | 铜－铜镍 | WRCT | T | -40-350 | I | ±0.5℃或±0.004∣t∣ | | II | ±1℃或±0.75%t | | 铂电阻 | WZPT | Pt100 | -200-500 | * | ±（0.15+0.002∣t∣） | | B级 | ±（0.30+0.005∣t∣） | | 铜电阻 | WZCT | Cu50 | -50-100 | II | ±（0.30+6.0X10-3t） | 注：“t”为感温元件实测温度，对于铂电阻和铜电阻则为感温元件实测温度的值。 公称压力 一般是指在常温下，保护管所能承受的静态外压而不破裂，试验压力一般采用公称压力的1.5倍。实际上，允许工作压力不仅与保护管材料、直径、壁厚有关，而且还与其结构形式、安装方法、置入深度以及被测介质的流速、种类有关。 热电偶绝缘电阻： 常温绝缘电阻的试验电压为直流500V。测量常温绝缘电阻的大气条件为：温度15～35℃，相对湿度45%，大气压力86～106Kpa。 对于长度超过1米的热电偶，它的常温绝缘电阻值与其长度的乘积不小于100兆欧·米， 即：Rr·L≥100MΩm L＞1m 式中：Rr-热电偶的常温绝缘电阻值，MΩ； L-热电偶的长度，m。 对于长度等于或不足1米的热电偶，它的常温绝缘电阻值应不小于100 MΩ。 热电阻绝缘电阻： 常温绝缘电阻的试验电压可取直流10～100V任意值，环境温度应在15～35℃范围内，相对湿度应不大于80%，常温绝缘电阻值应不小于100 MΩ。 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, 隔爆型、本安型热电偶WRCK2-432, WREK-501, WREK-521, WREK-531,WREK-581, WREK-591, WREK-502, WREK-522, WREK-532, WREK-582, WREK-592. WREK2-521, WREK2-531, WREK2-522, WREK2-532, WRNK-501, WRNK-521, WRNK-531,WRNK-581，WRNK-591，WRNK-502，WRNK-522，WRNK-532，WRNK-592，WRNK-582，WRNK2-521，WRNK2-531，WRNK2-522，WRNK2-532，WRCK-501，WRCK-521，WRCK-531，WRCK-591，WRCK-581，化工隔爆型热电偶WRCK-502，WRCK-522，WRCK-532，WRCK-592，WRCK-582，WRCK2-521，WRCK2-531，WRCK2-522，WRCK2-532，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,WRFK-281A,WRFK-181A.,WRCK-281A,WRCK-181A,WREK-281A,WREK-181A,WRNK-281A,WRNK-181A,WZPM-202U,WZPM-201U,WRNM-202A,WZPM-101U,WZPM-102U,化工热电偶WREM-102A,WRNM-201A,WRNM-203A WRNN-436, WRNN2-436, WRN-420B, WRN-430B, WRN2-420B, WRN2-430B, WRE-420B, WRE-430B, WRE2-420B, WRE2-430B, WRN-420C, WRN-430C, WRN2-420C, WRN2-430C, WRE-420C, WRE-430C, WRE2-420C, WRE2-430C, WRN-420D, WRN-430D, WRN2-420D, WRN2-430D, WRE-420D, WRE-430D, WRE2-420D, 可动式热电偶WRE2-430D, WZP-420B, WZP-421B, WZP-430B, WZP-431B, WZP2-420B, WZP2-421B, WZP2-430B, WZP2-431B, WZC-420B, WZC-430B, WZP-420C, WZP-421C, WZP-430C, WZP-431C, WZP2-420C, WZP2-421C, WZP2-430C, WZP2-431C, WZC-420C, WZC-430C, WZP-420D, WZP-421D, WZP-430D, WZP-431D, WZP2-420D, WZP2-421D, WZP2-430D, WZP2-431D, WZC-420D, WZC-430D.WRR-433Q, WRNR-93UC, WRER-93UC, WRNR2-93UC, WRER2-93UC, WRNT-001, WRNT2-001, 耐腐、耐磨热电偶WRET-001, WRET2-001, WRNR-01, WRER-01, WRNR2-01, WRER2-01, WRNR-12, WRER-12, WRNR2-12, WRER2-12, WRNR-13, WRER-13, WRNR2-13. WRER2-13. WRNR-14, WRER-14, WRNR2-14, WRER2-14, WRNR-15, WRER-15, WRNR2-15, WRER2-15, WRN-15A, WRER-15A, WRNR2-15A, WRER2-15A, WRNT-31, WRET-31, WRNT2-31, WRET2-31, 套管式热电偶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,热电偶 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, |
