Advanced Digital Ground Resistance Tester MI3127

Advanced Digital Ground Resistance Tester Model: MI3127 Instrument: Main features: All ground resistance testing method comprises: the standard four-wire method, the selective electrode method, soil resistivity measurement clamp-on current measurement function, range 0-20A, Resolution 0.1mA interference ability preprogrammed limits, pass / fail (PASS / FAIL) evaluation measurements green / red indicator provides visual evaluation of the measurement results for the built-in magnet CATIV means acceptance of the instrument can be fixed on the built-in rechargeable ferrous materials can store 1900 measurements USB / RS232 communication interface, the software is compatible with PCSW sturdy, compact instrument design specifications: Four-wire method / selective electrode method for measuring measuring range (W) Resolution (W) 0.00-19.990 accuracy. 013% reading +3 +3 200-199915 20.0-199.90.13% of reading% of reading% of reading 2000-9999110 ground resistance ground pile automatic test voltage signal interference automatic test test voltage (open circuit) 40V maximum test current test frequency 125Hz 20mA current clamp test current is too low indicates the current signal indicating excessive interference measuring soil resistivity measurement range (Wm) resolution (Wm) precision 0.0-99.90.1 soil resistivity is calculated value, accuracy of the reference four-wire ground resistance measurement accuracy 100-9991 1.00k-99.9k0.01k 10.0k-99.9k0.1k> 100k1k equidistance method, r = 2pDR current measurement Measuring range Resolution (mA) Accuracy 0.0-99.9mA0.1mA3% reading +3 100 -999mA1mA3% reading +3 1.00A-19.99A0.01A3% reading +3 frequency range: 40-500Hz basic technical parameters Power: AA 1.5V rechargeable batteries, 6, operating time of about 10 hours over-voltage protection: 50VCATIV Display: 128X64 with a backlit LCD screen size: 14cmX8cmX23cm Weight: 0.85kg