Earth Resistance Tester UNI-T UT572 Advanced Earth Resistance Tester UNI-T UT572 * Eart Resistance + Soil Resistivity * 2/3/4 wire test * data logging 20 * profesional long cables and earth probes * toolbox * display backlight SPECIFICATIONS Eart Resistance 4Ω ±(3%+15) 40Ω/400Ω/4kΩ/40kΩ ±(3%+5) Soil Resistivity (ρ) 4Ω/40Ω/400Ω/4kΩ/40kΩ ρ=2pi x L x Re (Depending on the result of Re) Disturbance Voltage Ust 50V(DC test or AC test at 40Hz~500Hz) ±(3%+3) Disturbance Frequency Fst 40Hz~500Hz ±(1%+2) FEATURES 2/3/4 Wire Test Earth Resistance Test Frequency 94/128Hz Soil Resistivity Test Distances 1~40m Earth Resistance RH and RS Test Compensating Resistance RK Test Data Storage 20 LCD Backlight Auto Power Off Low Battery Indication GENERAL CHARACTERISTICS Power 1.5V Batteries LR6 (8x) Display Size 125x37mm Product Size 210x175x90mm Weight 1100g ACCESSORY Batteries, Simple Test Leads with Alligator Clips (double plugs 1x, sigle plug 1x), Standart Test Leads with Alligator Clips (40m red, 20m red, 20m black, 10m yellow, 5m green), Earth Spike 2x, Carrying Bag, Toolbox, Manual MANUFACTURER: UNI-TREND