318交流直流(50-500Hz)量程40.00A,400.0A,1000A分辨率0.01A,0.1A,1A准确率1.9% 5字,50-500Hz,2.5% 5字,60-500Hz波峰因数3.0MaxCF@40A,3.0MaxCF@40A,3.0MaxCF@100A直流电流量程40.00A,.400.0A,1000A分辨率0.01A/0.1A,1A准确度2.5% 10字交流电压(50-500Hz)量程400.0V/750V分辨率0.1V/1V准确度1.5% 5字直流电压量程400.0V,1000V分辨率0.1V/1V准确度1% 2字电阻量程400.0 ,4000 分辨率0.1 /1 准确度1% 3字输入阻抗10M 最大最小值500ms通断＜50 二级管测试至2V峰值1ms自动关机*30分钟钳口40mm