交流电压简易B型电表 型号 量程 分辨力 电压互感器变比 精度DBM4-AV-B200mV100uV直接输入0.5%2V1mV直接输入0.5%20V10mV直接输入0.5%200V100mV直接输入0.5%600V1V直接输入0.5%3KV10V3KV:100V0.5%10KV10V10KV:100V0.5%交流电流简易B型电表 型号 量程 分辨力 电流互感器变比 精度DBM4-Al-B200mA100uA直接输入0.5%5A2mA5A:5A0.5%20A10mA20A:5A0.5%50A100mA50A:5A0.5%100A100mA100A:5A0.5%150A100mA150A:5A0.5%200A100mA200A:5A0.5%500A100mA500:5A0.5%1000A1A1000A:5A0.5%1500A1A1500A:5A0.5%2000A1A2000A:5A0.5%注:外型尺寸可选:B:96H?48WC:97W?50H;测量精度为0.2%,在原价上加100元。如特殊订做产品，价格另议。 直流电压简易B型电表型号 量程 分辨力 精度 DBM4-DV-B200mV100uV0.5% 2V1mV0.5% 20V10mV0.5% 200V100mV0.5% 500V1V0.5% 直流电流简易B型电表 型号 量程 分辨力 分流器变比 精度DBM4-Dl-B100uA100uA直接输入0.5%2mA1uA直接输入0.5%20mA10uA直接输入0.5%200mA100uA直接输入0.5%2A1mA直接输入0.5%20A10mA20A:75mV0.5%30A100mA30A:75mV0.5%50A100mA50A:75mV0.5%100A100mA100A:75mV0.5%150A100mA150A:75mV0.5%200A100mA200A:75mV0.5%300A1A300A:75mV0.5%1000A1A1000A:75mV0.5%1500A1A1500A:75mV0.5%2000A1A2000A:75mV0.5%注:外型尺寸可选:B:96W?48HC:97W?50H;测量精度为0.2%,在原价上加100元。如特殊订做产品，价格另