UNI-T UT522 Digital Earth Ground Resistance Tester

UNI-T UT522 Digital Earth Ground Resistance Tester Range 0-40ohm-400ohm-4000ohm AC Earth Voltage Tester Detailed: Grounding Resistance Tester UT520 is designed with intelligent micro-controller chip to maintain high accuracy and reliability. It can measure earth resistance of earth ground devices for electric power installations, electrical appliances, lightening protection systems, etc, and also measure earth voltage(It is highly recommended not to use the Tester under severe outdoor environments such as rainingor thunder). Parameter: Specifications Range Best Accuracy Model UT522 Earth Resistance (Ω) 0-20Ω 0-200Ω 0-2000Ω 0-40Ω ±(2%+20) 0-400Ω ±(2%+3) 0-4000Ω ±(2%+3) AC Earth Voltage (V) 0-400V ±(1%+6) Frequency50Hz/60Hz √ Features Display Count 4000 Manual Range √ Auto Power Off Around 10 Minutes √ Low Battery Indication √ Data Hold √ Data Logging 20 LCD Backlight √ Full Icon Display √ Double Insulation Protection √ Contact Badness Display Port C or Port E don`t contact Display"----Ω" √ Over-Range Display Display “OL" √ Simple 2-Wires Testing √ Precision 3-Wires Testing √ General Characteristic Power 1.5V Alkaline BatteriesLR6X 6 LCD Size 70.6mm X 34mm Product Color Red and Grey Product Net Weight 560g Product Size 160mm X 100mm X 70.5mm