Seawards ERT1557 is a competitively priced ground resistance meter which is compact, lightweight with the capability of ground electrode resistance measurements without the disconnection of electrodes. The instrument provides the option to measure soil resistivity.
Ground resistance measurement is carried out using 2,3 and 4-wire method.
The ERT has an internal memory for 500 test results which you can download to your conventional PC.
Its user-friendly features include a large rotary dial for test selection, large LCD and simple push button test activation.
The unit is supplied with four Earth spikes and full test lead set. The ERT is one of the most competitive ground resistance testers on the market.