A399电参数测试仪
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Basic Functions
Technical Parameters
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Basic Functions
Technical Parameters
| 测试电压 | 0-500VAC +/-(0.4%+0.1量程) 0.1V分辨率 |
| 测试电流 | 0.001-10A +/-(0.4%+0.1量程) 1mA分辨率 |
| 功率因数 | 0.2-1.0（+/- 0.2%） |
| 频率范围 | 45-55 HZ |
| 有功功率 | PF=1.0时 +/-(0.4%+0.1量程) |
| 通讯接口 | RS232 |
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