功 能范 圍準(zhǔn)確度過(guò)載保護(hù)大地電壓0 ~ 199.9V (50Hz, 60Hz)±(1%位數(shù) 4位數(shù))300Vrms / 1 分鐘接地電阻0 ~ 19.99W± (2%位數(shù) 0.1W)200Vrms / 10 秒0 ~ 199.9W± (2%位數(shù) 3位數(shù))0 ~ 1999W電池耗電( typical Value with battery voltage of 9V )檔 柆測(cè)量20W/ 200W/2000W42mAEarth V



