3- and 4-pole Fall-of-Potential; earth resistance loop testing
Provides R* measurement that calculates earth ground impedance at 55 Hz to more accurately reflect the earth ground resistance that a fault-to earth ground would see
Includes USB port for data storage and transfer
Features IP56 rating for outdoor use
A unique earth ground tester that performs testing with and without stakes
Selective earth ground rod testing using 1 clamp
Stakeless earth ground rod testing using 2 clamps
Features Automatic Frequency Control (AFC) to minimize the effect of interference