Earth Testers

BRAND	MODEL	Features	Price
*SEAWARD*
DL750 Earth Loop Tester		Measures loop impedance & prospective short circuit current. Auto ranging display for optimum resolution of measurement. Indicates incorrect wiring connection & warns when thermal delay circuit is in operation. Accurate measurement from 0.1Ω to 200Ω. Conforms to BS7671
ERT-S Earth Resistance Tester		One of the most competitive earth resistance testers available. Two or Three point measurement. Earth Resistance utility method using a special clamp. Supplied with Earth Spikes & lead set. Results can be stored in an internal memory & downloaded to a PC at a later date.
METREL
MI2124 Smartec Earth Tester For further specs		Advanced earth tester featuring 2,3 & 4 pole earth resistance measurements. Specific earth resistance measurement. True RMS current measurement. Downloadable. Complete with leads and earth spikes.
MI2088-20 Earth Insulation Tester For further specs		Advanced Earth Insulation tester. 2,3 & 4 pole earth resistance measurements. Specific earth resistance measurement. True RMS current. 50-1000 volt insulation tests. Breakdown voltage for over-voltage protection devices. Available with either 20 or 50 metre leads. Accessories including clamps available. Comes complete with software and earth spikes etc.
SEE ALSO COMBINATION/MULTIFUNCTION TESTERS