DF4四位半电压电流表特点：◆数字显示范围：0～±19999◆极性显示:只显“-”(仅对直流)◆显示:红色数码管(14.2mmH)◆外形尺寸:H48×W96×D105mm◆测量准确:±0.2%FS+2Digit◆反应时间:0.3S◆零点调整(固定小数)◆独特外型设计,美观大方◆供给电源:AC110V/220V,50/60Hz◆AC/DC电压表直接测量高达1500V◆AC/DC电流表测量电流直接通过10A四位半交流/直流数字电压表型号规格量程分辨率输入阻抗DF4-AC/DC0-2V100uV1MΩDF4-AC/DC0-20V1mV1MΩDF4-AC/DC0-200V10mV1MΩDF4-AC/DC0-500V100mV1MΩDF4-AC/DC0-1000V100mV10MΩ四位半交流/直流数字电流表型号规格量程分辨率输入阻抗DF4-AC/DC0-20mA1uA10ΩDF4-AC/DC0-200mA10uA1ΩDF4-AC/DC0-2A100uA0.1ΩDF4-AC/DC0-5A1mA0.05ΩDF4-AC/DC0-10A1mA0.05ΩDF4-AC/DC0-20A1mA20A:5A/20A:75mVDF4-AA/DC0-30A10mA30A:5A/30A:75mVDF4-AC/DC0-50A10mA50A:5A/50A:75mVDF4-AC/DC0-100A10mA100A:5A/100A:75mVDF4-AC/DC0-200A10mA200A:5A/200A:75mV