The universal set of measuring probes (probes, electrodes) of 4 pieces length is 1 m (under the order of 80 cm or other length).
It is applied to blockage to the earth together with measuring instruments of resistance of grounding of the IS-10 type (Radio-Servich, Russia) or other producers (Fluke, Sonel, Megger), to measurement of specific resistance of soil, resistance of grounding of three or a four-wire method.
Universal connection of wires through a lamb or the banana 4 plug of mm. Overall dimensions: d of 12 mm. M L1 (0,8 m).