DT992C DT992C 面板校正数字万用表 31/2位,最大显示:1999过载保护 、带背光,量纲及功能符号指示 直流电压:200m/2/20/200V 0.5% 5,1000V 0.8% 5交流电压: 2/20/200V 0.8% 5,700V 1.2% 7直流电流:20mA 0.8% 4,200mA 1.2% 4,10A 2% 5,交流电流: 200mA 1.8% 5,10A 3% 7电阻:200/2k/20k/200k/2M 0.8% 320M 1% 5 200M ( 5% 20)电容:20n/200n/2u/20uF 3% 5, 200uF 5% 10通断测试、二极管 、三极管电源:6F22或9V 1外形尺寸:180 85 42mm重量WEIGHT:约350g(含电池)