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Portable digital eart resistance tester MS2302 from Mastech® with measurement range 0.01 Ohm - 4000 Ohm. 2 Pole / 3Pole measurement modes. Earth resistance measured by constant current inverter 800Hz/3mA.
![MS2302 Technical data [EN]](https://vikiwat.com/userfiles/productimages/11473/files/ms2302.jpg){kind=small}
