型 號 | 2677E | 2677F | 2677G | 額定電壓 | 5kV,10kV | 2.5kV,5kV | 500V,1kV,2.5kV,5kV | 工作電壓 | 額定電壓× (1±10%) | 測量范圍上限值 | 1000GΩ,2000GΩ | 500GΩ,1000GΩ | 10GΩ,20GΩ,500GΩ,1000GΩ | zui大誤差 | ±5%RDG,±10%RDG | zui大誤差為±5%RDG的范圍 | (0.05~250)GΩ (0.1~500)GΩ | (0.025~100)GΩ (0.05~200)GΩ | 0.5MΩ~2GΩ;1MΩ~4GΩ 0.025GΩ~100GΩ;0.05GΩ~200GΩ | zui大誤差為±10%RDG的范圍 | (0.025~0.05)GΩ (250~1000)GΩ; (0.05~0.1)GΩ (500~2000)GΩ | (0.01~0.025)GΩ; (100~500)GΩ (0.02~0.05)GΩ; (200~1000)GΩ | (0.2MΩ~0.5MΩ,2GΩ~10GΩ); (0.4MΩ~1MΩ;4GΩ~20GΩ); (0.01GΩ~0.025GΩ,100GΩ~500GΩ) (0.02GΩ~0.05GΩ,200GΩ~1000GΩ) | 數字顯示值的偏差 | 與模擬指示值的差 ≤±5%RDG | 輸出短路電流 | ≥5mA | 吸收比、極化指數的測量范圍 及zui大誤差 | 測量范圍:1~19.99; zui大誤差:±(5%RDG+1d) | 殘壓自泄時間 | ≤30S(0.1μF) | 抗*力 | 2mA AC50Hz | 輸出電壓顯示誤差 | 2%RDG+1d | |