| SM-8213 | SM-8215 | SM-8220 | 测试电压&量程 | 5V | 2.5x104 to 1x1011Ω | | | 10V | 5x104 to 2x1011Ω | | 5x104 to 2x1014Ω | 15V | 7.5x104 to 3x1011Ω | | | 25V | 1.25x105 to 5x1011Ω | | 1.25x105 to 5x1014Ω | 50V | 2.5x105 to 1x1012Ω | 2.5x105 to 1x1012Ω | 2.5x105 to 1x1015Ω | 100V | 5x105 to 2x1012Ω | 5x105 to 2x1012Ω | 5x105 to 2x1015Ω | 250V | | 1.25x106 to 5x1012Ω | 1.25x106 to 5x1015Ω | 500V | | 2.5x106 to 1x1013Ω | 2.5x106 to 1x1016Ω | 1,000V | | 5x106 to 2x1013Ω | 5x106 to 2x1016Ω | 测试电压精度 | 设定电压值的±3% | 输出电流 | Z大50mA | Z大2mA | 测量精度 | ±10%(20℃时,在每个量程的Z小值的10次量程以内) | 显示 | LCD(数字&模拟显示) | 标准功能 | 时钟、比较器(报警)、远程启动、HV-EN、RS-232C | 环境温度 | 0 to 40°C | 5 to 35°C | 环境湿度 | 80%RH以下 | 供电电源 | AC100,120,220或240V±10%可选,50/60Hz,Z大25VA | 体积和重量 | 284mm139mmHx215mmD, 4.3kg |
| | 标配附件:测试线(红&黑)(各1),电源线(1),操作手册(1) |
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