Model Number: UA4106 Brand Name: UYIGAO Key Specifications/Special Features: I． IntroductionUA4106 digital earth resistance tester is specially designed and manufactured for field measurement, adopting the latest digital and micro-processing technology, 3-pole or 2-pole method for earth resistance measurement, with a unique function of wire resistance verification, anti-interference capability and the ability to adapt to the environment, to ensure high precision, high stability and reliability for prolonged measure, which is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth ground resistance measurement.1. Base Condition：23°C±5°C，under75%rh(Auxiliary earth ground resistance 100Ω±5%，voltage to ground <10v)2. Funtion: Earthe ground resistance measurement,voltage to ground measurement,low value resistance measurememt3.Power supply: DC6V 1.5V,LR14Battery4.BackLight:Controllable Grey white screen backlight,suitable for use in dark place5.LCD size:108X65mm6.Measure wire length:3wires:Red15m,Yellow10m,Green5m7.Simple measure wire:2wires:Red1.5m,Green1.5m8.Auxiliary earthing rod:2pcs
9.Measuring rate：To ground voltage:2times/second,to earth resistance:5second/time
10.Measuring times: Over 5000times
11.Circuit Voltage: Measuring voltage to ground: below AC600V
12.USB interface: With USB interface,software monitoring,storge data can upload computer,save&print
13. Pressure: AC 3700V/rms(Between circuit and housing)
14.Electromagnetic feature: IEC61010-4-3, wireless frequency electromagnetic field ≤1V/m
15. Suitable safety: IEC61010-1,IEC61010-2-31,IEC61557,IEC60529(IP54).Pollution level 2, CAT III 300V