1. 測量精度:8775B1測量精度
參 數(shù) | 測量范圍 | 工 作 誤 差 | 分辨率 | 備注 |
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電壓 | AC:(5~600)V | ±(0.1%讀數(shù)+0.1%量程) | 0.01V | 過載:1.2倍 |
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| 電流 | AC: 0.5mA~1/40A | ±(0.1%讀數(shù)+0.1%量程), 自動換擋:由低到高在1A換高擋, 由高到低在0.5A換低擋 | 0.01mA | 過載:1.2倍 | |||||
有功功率 | U*I*PF | PF=1.0: ±(0.1%讀數(shù)+0.1%量程) PF=0.5: ±(0.25%讀數(shù)+0.25%量程) | 0.01W |
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無功功率 |
| PF=0,±(0.25%讀數(shù)+0.25%量程) | 0.01Var |
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功率因數(shù) | (0.1~1) | ± 0.01 | 0.001 | 電壓幅值高于10%量程; 電流幅值高于1%量程 |
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頻 率 | (45~65)Hz | 0.1%*讀數(shù) | 0.01Hz | 電壓幅值高于10%量程 |