接地电阻测试仪AR858 参数、特点、说明 接地电阻测试仪AR858 GENERAL FEATURES &SPECIFICATIONS 一般功能和规格 Ground Resistance Meter AR858 Measuring Range 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):±2%rdg±0.1(20Ω) ±2%rdg±3dgt(200Ω/2000Ω) 接地电压(Voltage):±1%rdg±4dgt 测量精度 Overload Protection 接地电阻(resistance):280V AC/DC for 10sec 接地电压(Voltage):300V AC/DC for 1Min 过载保护 Measuring Method Voltage/Resistance
测量方式 接地电压/接地电阻 Withstand Voltage 3700V AC Per Minute 耐压 3700V AC 每分钟 Safty Standard IEC61010-1CAT.III 300V Pollution Level II IEC61557 安全标准 IEC61010-1CAT.III 300V 污染度2级IEC61557 Power 9V DC R6P(SUM-3)*6 电源 Standard Accessory 7095Line*1pcs、7094line*1pcs、8032Iron Stick 1 Pair、R6P(AA)*6pcs、User's Manual*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
 |