电站测温用热电偶原理，电站测温用热电偶【新环能电气】诚意合作
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类别
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代号
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分度号
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测温范围℃
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精度等级
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允许偏差△t
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镍铬－镍硅
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WRNT
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K
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0-800
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I
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±1.5℃或±0.004∣t∣
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II
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±2.5℃或±0.0075∣t∣
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||||
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镍铬－铜镍
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WRET
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E
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0-600
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I
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±1.5℃或±0.004∣t∣
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II
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±2.5℃或±0.0075∣t∣
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||||
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铜－铜镍
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WRCT
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T
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-40-350
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I
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±0.5℃或±0.004∣t∣
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II
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±1℃或±0.75%t
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||||
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铂电阻
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WZPT
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Pt100
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-200-500
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A级
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±(0.15 0.002∣t∣)
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B级
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±(0.30 0.005∣t∣)
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||||
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铜电阻
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WZCT
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Cu50
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-50-100
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II
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±(0.30 6.0X10-3t)
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