二等標(biāo)準(zhǔn)鉑電阻溫度計 型號:81M/WZPB-2 | 貨號: |
標(biāo)準(zhǔn)鉑電阻溫度計是傳遞13.8033k~960.78℃范圍國際溫標(biāo)的插補儀器,在檢定各種標(biāo)準(zhǔn)溫度計和精密溫度計量儀器時作用于標(biāo)準(zhǔn)使用,在上述溫區(qū)也可直接用于高標(biāo)準(zhǔn)測量。 技術(shù)指標(biāo): 長度:480mm(不含引線) 使用溫區(qū):0~419.527℃ -183~420℃ 參數(shù):RO=25±1 R100/Rtp≥1.3925 |
福祿克FLUKE 8508A-SPRT 標(biāo)準(zhǔn)鉑電阻溫度計
•Measure temperatures as high as 661 ºC•Inconel™ and platinum sheaths guard against contamination•Less than 10 mK/year drift•Fifth wire provides shield groundThe 8508A-SPRT Extended Range Metal-Sheath SPRT has been designed and manufactured by the primary standards metrologists at Hart Scientific, a Fluke Company, to complement the Fluke 8508A Reference Multimeter’s precision PRT temperature function.
Temperature range -200 ºC to 661 ºCNominal RTFW 25.5 Ω (+ 0.5 Ω)Calibration uncertainty 2.1 mK @ 660 ºCSensitivity 0.1 Ω/ºCDrift rate < 10 mK per year max. 2-3 mK per year typical Stability + 0.003 ºCProtective sheath Iconel™ 600 0.219” dia X 19” L (5.56 mm x 482 mm)
型號名稱 描述 8508A-SPRT 標(biāo)準(zhǔn)鉑電阻溫度計
類型 | 鋅點 |
溫度范圍 | 0℃~419.527℃ 83.8058K~0℃ 83.8058K~419.527℃ |
Rtp(Ω) | 25或100 |
電阻比 | WGa≥1.11807 WHg≤0.844235 |
保護管類型 | 石英或高溫合金 |
保護管外徑 | Φ7±0.5mm |
保護管長度 | 480±20mm |
等級 | 工作基準(zhǔn)、一等、二等 |
檢定規(guī)程 | JJG160-2007《標(biāo)準(zhǔn)鉑電阻溫度計》 |