- Measure temperatures as high as 661 ºC
- Inconel™ and platinum sheaths guard against contamination
- Less than 10 mK/year drift
- Fifth wire provides shield ground
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The 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.
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Temperature range
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-200 ºC to 661 ºC
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Nominal RTFW
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25.5 Ω (+ 0.5 Ω)
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Calibration uncertainty
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2.1 mK @ 660 ºC
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Sensitivity
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0.1 Ω/ºC
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Drift rate
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< 10 mK per year max. 2-3 mK per year typical
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Stability
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+ 0.003 ºC
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Protective sheath
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Iconel™ 600 0.219” dia X 19” L (5.56 mm x 482 mm)
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