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Fluke 68特点:激光瞄准系统，能以1%的准确度进行瞄准12个点的数据记录*的光学技术，能够以更远的距离测量更小的目标发射率可调，更加精确地测量温度可选的、小、差分和平均功能，可以即时显示数值，并具有Hi/Lo报警温度测量范围扩展至760 ºC (1400 ºF)选配探针附件，用于双接触式或非接触式温度测量背光照明，在昏暗的环境下亦可清晰地读取结果Fluke 61是Fluke 63是温度测量值保持功能Fluke 61是Fluke 63是量程Fluke 61-18 to 275 ºC (-0 to 525 ºF)Fluke 63-32 to 545 ºC (-25 to 999 ºF)小值/值/平均值Fluke 61N/AFluke 63MAX数据记录Fluke 61N/AFluke 63N/A测量距离和测量区域比Fluke 618:1Fluke 6312:1Hi-Lo 报警Fluke 61N/AFluke 63是可选RTD 探头(接触式温度测量)Fluke 61N/AFluke 63N/A发射率Fluke 61Fixed at 0.95Fluke 63Fixed at 0.95测量精度Fluke 61-18 °C (0 °F) to -1 °C (30 °F)± 3 °C (5 °F)above -1 °C (30 °F) to 275 °C (525 °F)± 2% of reading or 2 °C (3.5 °F)(With the instrument stable between 23-25 °C)Fluke 63 66 68-32 to -26 ºC (-25 to -15 ºF): ±3 ºC (±5 ºF)-26 to -18 ºC (-15 to 0 ºF):±2.5 ºC (±4 ºF)-18 to 23 ºC (-0 to 73 ºF):±2 ºC (±3 ºF) For targets above 23 ºC (73 ºF): ±1% of reading or ±1 ºC (±2 ºF) whichever is greater