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背光照明，在昏暗的環(huán)境下亦可清晰地讀取結(jié)果
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溫度測(cè)量值保持功能
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量程
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Fluke 61
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-18 to 275 oC (-0 to 525 oF)
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Fluke 63
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-32 to 535 oC (-25 to 999 oF)
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*小值/*大值/平均值
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Fluke 61
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N/A
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Fluke 63
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MAX
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數(shù)據(jù)記錄
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Fluke 61
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N/A
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Fluke 63
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N/A
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測(cè)量距離和測(cè)量區(qū)域比
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Fluke 61
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8:1
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Fluke 63
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12:1
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Hi-Lo 報(bào)警
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可選 RTD 探頭 (接觸式溫度測(cè)量)
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Fluke 61
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N/A
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Fluke 63
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N/A
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發(fā)射率
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Fluke 61
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Fixed at 0.95
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Fluke 63
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Fixed at 0.95
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測(cè)量精度
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Fluke 61
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-18 °C (0 °F) to -1 °C (30 °F)
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± 3 °C (5 °F)
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above -1 °C (30 °F) to 275 °C (525 °F)
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± 2% of reading or 2 °C (3.5 °F)
(With the instrument stable between 23-25 °C)
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Fluke 63, 66, 68
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-32 to -26 oC (-25 to -15 oF):
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±3 oC (±5 oF)
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-26 to -18 oC (-15 to 0 oF):
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±2.5 oC (±4 oF)
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-18 to 23 oC (-0 to 73 oF):
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±2 oC (±3 oF) For targets above 23 oC (73 oF): ±1% of reading or ±1 oC (±2 oF), whichever is greater
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