更新(xin)時間:2024-03-04
WRR2-130鉑銠熱(re)電(dian)偶長(chang)期Z高(gao)使(shi)(shi)(shi)用(yong)溫(wen)度(du)為1600℃,短期Z高(gao)使(shi)(shi)(shi)用(yong)溫(wen)度(du)為1800℃。B型熱(re)電(dian)偶在(zai)熱(re)電(dian)偶系列中具有準確度(du)Z高(gao),穩定性(xing),測溫(wen)溫(wen)區寬,使(shi)(shi)(shi)用(yong)壽命長(chang),測溫(wen)上(shang)限(xian)高(gao)等優點。
WRR2-130鉑銠熱(re)電(dian)偶價格的詳細介紹
鉑(bo)(bo)銠(lao)30-鉑(bo)(bo)銠(lao)6熱(re)(re)電(dian)(dian)偶(ou)(ou)(B型熱(re)(re)電(dian)(dian)偶(ou)(ou))為(wei)(wei)(wei)(wei)(wei)(wei)貴金(jin)(jin)(jin)屬熱(re)(re)電(dian)(dian)偶(ou)(ou)。偶(ou)(ou)絲(si)直徑規定為(wei)(wei)(wei)(wei)(wei)(wei)0.5mm,允許偏(pian)差(cha)-0.015mm,其(qi)正極(BP)的(de)名義化學成分為(wei)(wei)(wei)(wei)(wei)(wei)鉑(bo)(bo)銠(lao)合金(jin)(jin)(jin),其(qi)中(zhong)(zhong)含(han)銠(lao)為(wei)(wei)(wei)(wei)(wei)(wei)30%,含(han)鉑(bo)(bo)為(wei)(wei)(wei)(wei)(wei)(wei)70%,負極(BN)為(wei)(wei)(wei)(wei)(wei)(wei)鉑(bo)(bo)銠(lao)合金(jin)(jin)(jin),含(han)銠(lao)為(wei)(wei)(wei)(wei)(wei)(wei)量6%,故俗稱雙(shuang)鉑(bo)(bo)銠(lao)熱(re)(re)電(dian)(dian)偶(ou)(ou)。該熱(re)(re)電(dian)(dian)偶(ou)(ou)長期zui高使用(yong)溫(wen)度為(wei)(wei)(wei)(wei)(wei)(wei)1600℃,短期zui高使用(yong)溫(wen)度為(wei)(wei)(wei)(wei)(wei)(wei)1800℃。B型熱(re)(re)電(dian)(dian)偶(ou)(ou)在(zai)熱(re)(re)電(dian)(dian)偶(ou)(ou)系列(lie)中(zhong)(zhong)具(ju)有準確度zui高,穩定性(xing)(xing),測(ce)溫(wen)溫(wen)區寬(kuan),使用(yong)壽命(ming)長,測(ce)溫(wen)上(shang)限(xian)高等優點(dian)。適(shi)(shi)用(yong)于氧(yang)化性(xing)(xing)和惰性(xing)(xing)氣(qi)氛(fen)中(zhong)(zhong),也可短期用(yong)于真空(kong)中(zhong)(zhong),但(dan)不(bu)適(shi)(shi)用(yong)于還(huan)原(yuan)性(xing)(xing)氣(qi)氛(fen)或含(han)有金(jin)(jin)(jin)屬或非金(jin)(jin)(jin)屬蒸氣(qi)氣(qi)氛(fen)中(zhong)(zhong)。B型熱(re)(re)電(dian)(dian)偶(ou)(ou)一(yi)個明顯的(de)優點(dian)是不(bu)需用(yong)補償(chang)導線(xian)進行補償(chang),因為(wei)(wei)(wei)(wei)(wei)(wei)在(zai)0~50℃范圍內熱(re)(re)電(dian)(dian)勢小于3μV。B型熱(re)(re)電(dian)(dian)偶(ou)(ou)不(bu)足之處是熱(re)(re)電(dian)(dian)勢,熱(re)(re)電(dian)(dian)勢率較小,靈(ling)敏(min)度低,高溫(wen)下(xia)(xia)機(ji)械強度下(xia)(xia)降,對污(wu)染非常敏(min)感(gan),貴金(jin)(jin)(jin)屬材料昂貴,因而一(yi)次性(xing)(xing)投資較大。
WRR2-130鉑銠熱電偶主要技術參數:
電氣出(chu)口:M201.5,NPT1/2
精度等級:I 、 II
防(fang)護等級:IP65
偶絲直(zhi)徑:Φ0.5
公稱壓(ya)(ya)力:常壓(ya)(ya)
測量溫度及允差:
熱電偶類別 | 代號 | 分(fen)度號 | zui高溫度(du) | 測量溫度(du) | 允許偏差△t℃ |
鉑銠30-鉑銠6 | WRR | B | 0~1800 | 0-1600 | ±1.5℃或(huo)±0.25%t |
鉑銠10-鉑 | WRP | S | 0~1600 | 0-1300 | ±1.5℃或±0.25%t |
鎳鉻-鎳硅 | WRN | K | 0~1300 | 0-1100 | ±2.5℃或±0.75%t |
鎳鉻-銅鎳 | WRE | E | 0~800 | 0-800 | ±2.5℃或±0.75%t |
□型號及規格:
型 號 | 分 度(du) 號(hao) | 測溫范(fan)圍℃ | 保 護 管 材 料 | 熱(re)響應時(shi)間 | 規 格 | |
d | L x l | |||||
WRP-130 | S | 0-1300 | 高鋁質 | < 150S | Φ16 | 300150 |
WRP-131 | < 360S | Φ25 | ||||
WRQ-130 | R | 0-1300 | < 150S | Φ16 | ||
WRQ-131 | < 360S | Φ25 | ||||
WRR-130 | B | 0-1600 | 剛玉管 | < 150S | Φ16 | |
WRR-131 | < 360S | Φ25 |
□訂貨須知:
1.注明熱電偶型號、分度號、使用溫度。
2.熱電偶保護管直徑、長度。
3.緊固件、法蘭裝置,提供尺寸。
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