DO30-I three-purpose meter calibrator

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DO30-I three-purpose meter calibrator


The DO30-I three-purpose meter calibrator (hereinafter referred to as the calibrator) is an integrated AC and DC voltage and current calibration source with LED five and a half digit display meter source. It is equipped with millivolt gear, which meets the requirements of the detection of special instruments for railway locomotives and instruments with millivolt gear. It is equipped with RS232 interface, which is convenient for networking with computers for automatic data processing. It adopts European-style chassis, which is small, light and easy to carry.