Earth resistance meter MRU-30 The Sonel MRU-30 is a compact device for measuring the earth resistance and specific earth resistance. It enables an effective and simple measurement of these values. The compact housing provides access to numerous measuring methods. The MRU-30 meter is incredibly versatile. The device can be used to perform single earth measurements, as well as multiple earth measurements with the use of additional clamps or electrodes. Further possibilities offered by this handy device include the measurement of specific earth resistance via the Wenner method and continuity testing for compensating and protective cables. The benefits of the Sonel MRU-30 include clear notification of potential hazards or detected irregularities. The information appears on the screen both before and after the performance of the test. https://elecena.pl/product/29654686/wmdemru30-earth-meter-mru-30 2025-12-29 https://elecena.pl/product/29654686/wmdemru30-earth-meter-mru-30 2026-02-14