... display (VFD)True-rms AC voltage and current measurement, with high frequency of 100kHzMaximum reading of 120, ... Measurement functionMeasurement parametersDC voltage, AC voltage, DC current, AC current,2-wire resistance, 4-wire resistance, frequency, ... setup10 setting files can be stored and loadedCalibrationRecommended Fluke5520A with TH1951/TH1961 Accurate Calibration software ( option )Communication ...