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20-20kΩ四档量程,LED绿色大数显(4½位),专为被测阻值范围较小的用户设计的经济实惠测试设备。精确度等级0.05%。

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200mΩ-200Ω四档量程,LED绿色大数显(3½位),专为被测阻值范围和测试电流要求较小的用户设计的经济测试设备。精确度等级0.1%。

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2、3、4线法接地电阻、土壤电阻率、接地电压测量。RS232接口,数据上传功能,报警功能,数据存储300组,接地电阻量程0.00Ω~30.00KΩ土壤电阻率量程0.00ΩM~9000KΩM

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测量范围:1mΩ~1.999kΩ 准确度:0.2% 显示方式:(3½位)LED,适用于测量导体、导线及其它的接触点电阻、电动机、变压器线绕电阻等。

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接地電阻: 0~20Ω,0~200Ω,0~2kΩ 接地電壓 : 0~300.0VAC 土壤電阻率(ρ= 2 × π × L × R) 0.06~6.28kΩ.m 0.62~62.8kΩ.m

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接地電阻: 0~20Ω/0~200Ω/0~2000Ω 接地電壓 : 0~200VAC

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接地電阻:0~2Ω/0~20Ω/0~200Ω/0~2kΩ 接地電壓 : 0~300VAC

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接地電阻 : ±3%滿刻度 接地電壓 : ±2.5%滿刻度

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