2500V数字式兆欧表的详细介绍型号DY30-1DY30-2DY30-3测试250V/500V500V/1000V15V/50V额定电压/100V2500V125V输出电压 测试额定电压的90%-100%测量范围0-2000M 0-20000M 0-200M 最小分辩率0.001M 0.001M 0.001M 测量准确度0-200M (3%读数 2个字)200M -10000M (5%读数 2个字)1000M -2000M (10%读数 2个字)交流电压测量范围0-700V测量准确度(1.5%读数 2个字)数字式兆欧表