DT992E真有效值自动量程数字多用表最大显示MAXDisplay:6000Count 全功能过载保护 FullOverLoad Protection自动量程AutoRange,数据保持DH;最大值/最小值保持:MAX/MIN背光:LIGHT;相对值测量:REL;交流电压档测频率/占空比:Hz/DUTY。量纲及功能符号指示FunctioncharactersIndication直流电压DCV:600m/6/60/600V±0.8%±2,1000V±1%±3交流电压ACV:6/60/600V±1.2%±5,700V±1.5%±5直流电流DCA:600u/6000uA±1%±3, 60m/600mA±1.5%±3, 6/10A±2%±5交流电流ACA:600u/6000uA±1%±3,60m/600mA±1.8%±3, 6/10A±3%±5电阻RESISTANCE:600/6k/60k/600kΩ/6MΩ±1.0%±3;60MΩ±1.2%±5电容CAP:40n/400n/4u/40uF±3%±5,400u/4000uF±5%±5频率FREQ:10/100/1k/10k/100k/1M/10MHz±0.5%±3占空比DUTY:0.1~99.9%±0.5%±3通断测试CONTINUITY BUZZER二极管 DIODE电源 POWERSUPPLY: 6F22或orNEDA 9V×1外形尺寸SIZE:180×85×42mm重量WEIGHT:约about350g(含电池Includebattery)