AT-9995/9995E是一款附带RS232接口的专业的汽车数字万用表,能够提供多种测量功能。 功能 | zui大量程 | 基本精确度 | 直流电压 | 400mV, 4V,40V, 400V,1000V | ± (1.5 + 3digits) | 交流电压 | 400mV, 4V,40V, 400V,750V | ± (0.8% + 4d) | 直流电流 | 400uA, 4000uA,40mA, 400mA,4A, 20A | ± (1.2% + 2d) | 交流电流 | 400uA, 4000uA,40mA, 400mA,4A, 20A | ± (1.5% + 4d) | 电阻测量 | 400W,4kW, 40kW, 400kW, 4MW, 40MW | ± (0.8% + 3d) | 转速测量 | 600~4000RPM;600~12000RPM(×10RPM) | ± (2.5% + 2d) | 汽缸测量: | 1CYL, 2CYL, 3CYL, 4CYL, 5CYL, 6CYL,8CYL, 10CYL, 12CYL | ± (2.5% + 2d) | 占空比测量 | 0.1~99.9% | ± (1.5% + 2d) | 周期测量 | 0.1~20mS | ± (3.0% + 5d) | 脉冲宽度 | 0.1~10mS | ± (3.0% + 5d) | 频率测量 | 30kHz | ± (2.0% + 2d) | | | 温度测量 | -20℃~760℃/-4℉~1400℉ | ± (3.0% + 2d) | 二极管测试 | Open circuit voltage 1.5V dc typical Test current 0.3mA typical | ± (3.0% + 5d) | 二极管短路 | Threshold 30W,Continuity Beeper 2.7kHz | ± (2.0% + 2d) | | | 尺寸(HXD):197 x 88.4 x 41.2mm重量:635G | |