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Hvac Fans Thermal Management
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Lighting
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Enclosures Server Racks

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Personal Protective

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RTD Sensors:

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與熱敏電阻相似，鉑電阻溫度傳感器（RTD）也是用鉑制成的熱敏感電阻。當(dāng)通過測量電壓計(jì)算RTD 溫度時(shí)，數(shù)字萬用表用已知電流源測量該電流源所產(chǎn)生的電壓。這一電壓為兩條引線（Vlead）上的壓降加RTD上的電壓（Vtemp）。RTD是最精確和最穩(wěn)定的溫度傳感器，它的線性度優(yōu)于熱偶和熱敏電阻。但RTD也是最慢和最貴的溫度傳感器。因此RTD最適合對精度有嚴(yán)格要求，而速度和價(jià)格不太關(guān)鍵的應(yīng)用領(lǐng)域。