香港希玛AR910接地电阻测试仪详细说明GroundResistanceMeterAR910MeasuringRange接地电阻(Resistance):0Ω-1999Ω接地电压(Voltage):0-199.9V测量范围Accuracy接地电阻(Resistance):&plu***n;2%***&plu***n;0.1(20Ω)&plu***n;2%***&plu***n;3dgt(200Ω/2000Ω)接地电压(Voltage):&plu***n;1%***&plu***n;4dgt测量精度OverloadProtection接地电阻(resistance):280VAC/DCfor10sec接地电压(Voltage):300VAC/DCfor1Min过载保护MeasuringMethodVoltage/Resistance测量方式接地电压/接地电阻WithstandVoltage3700VACPerMinute耐压3700VAC每分钟SaftyStandardIEC61010-1CAT.III300VPollutionLevelIIIEC61557安全标准IEC61010-1CAT.III300V污染度2级IEC61557Power9VDCR6P(SUM-3)＊6电源StandardAccessory7095Line＊1pcs、7094line＊1pcs、8032IronStick1Pair、R6P(AA)＊6pcs、User"sManual＊1pcs标准配件7095线1套、7094线1套、8032接地棒1对、R6P(AA)＊6节、使用说明书)