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用光电光度法测定室内空气中甲醛的浓度,甲醛气体通过检测单元时,检测单元中浸有发色剂的纸因化学反应其颜色由白色变成黄色。

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真有效值测量,可准确进行非线性信号测量,交直流电流小分辨率0.1uA,具有非接触电压检测功能,运用接触法与非接触法探测带电导体电流激活/停用状态

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压力校准器 -1 至 1 PSI,(-68.9 mbar 至 68.9 mbar,-6.89 至 6.89 kPa)

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适用于所有常用制冷剂的检漏: CFCs, HFCs, FCs

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其装配CMOS高清感光芯片,加上摄像头上内置有四颗可调亮度的LED光源,使其所应用更加广泛灵活

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交直流400A钳优利德专业柔性钳形表UT281C表、电容、频率、温度、背光、手电筒、NCV、真有效值

$1490.00
$901.00

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$1490.00
$901.00

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Raytek CI• J 型或 K型,0-5 V 输出。• 两种型号的温度范围0 到 500°C (32 到 932°F)。• 符合IP65(NEMA-4)标准的不锈钢电子机壳。•

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500-1800度Raytek MI3• OEM用户的佳选择• 温度范围:-40°C 到1800°C• 创新的多传感器设计-多达8个传感头/系统,可独立寻址• 高分辨率LCD显示屏提供直观的用户界

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交直流耐压/绝缘测试仪  电压:AC 0‐5000V,DC 0‐6000V;电流:AC 0‐20 mA,DC 0‐10 mA

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三相  程控脉冲式电压输出  电压:500‐5000V;可测试小电感量:20μH

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