DO30-20C + multifunctional calibrator
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DO30-20C + multifunctional calibrator
This device is a three-phase meter-source integrated device designed in accordance with the requirements of JJG124-2005 "Verification Regulations for Ammeters, Voltmeters, Power Meters and Resistance Meters", JJG 596-1999, and JJG 307-2006. The core technology of the device uses a high-precision power frequency AC collector composed of a digital signal processor (DSP) and a 16-bit high-speed analog-to-digital converter; the signal part of the source uses a DSP and a 16-bit high-speed digital-to-analog converter. Form a controllable sine wave and distortion wave signal source.
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