ACA/DCA测量至2000A 真有效值钳形表 开口直径53mm 自动关机; 数据保持 具有ACV,DCV,阻抗,频率,导通,二极管测试等功能 ACA, True-rms 40/400/2000A ±(1.5%rdg+8dgt) DCA 40/400/2000A ±(1.5%rdg+8dgt) ACV, True-rms 400m/4/40/400/600V ±(1.2%rdg+8dgt) DCV 400m/4/40/400/600V Ω 400/4k/40k/400k/4000k/40MΩ ±(1.5%rdg+8dgt) Frequency 100/1k/10k/100k/1000kHz ±(0.5%rdg+3dgt)