how to measure the earth resistance

...Measurement Digital Earth Resistance Tester With Amicrocomputer VICTOR 4108 Multifunctional Earth Resistance Earth Resistivity Tester Equipped With Amicrocomputer 2 Pole 3 Pole 4 Pole Measurement Generalization This Instrument is a multifunctional earth resistance/earth resistivity tester equipped with a microcomputer. This Instrument employs DSP processor and digital signal processing technology, which draws earth measurement...

... the latest digital and micro-processing technology, precise 4-pole, 3-pole and simple 2-pole method for earth resistance measurement, importing FFT and AFC technology, with a unique function of anti-interference capability and the ability to adapt to the

High Voltage Insulation Tester GM3125 Features of High Voltage Insulation Tester: High Voltage Insulation Tester possesses the following features: 1.Auto- discharge function to make, the operation safe. 2.LCD Back-light. 3.Digital readout display. 4.Live ...

...Earth Resistance Voltage Tester Meter 0ohm to 4K ohm 100 Groups Data Logging Product introduce: HT2302 Meter is applicable to the testing of the earth resistance of the power supply wires, distribution wires inside a room, electrical equipment or appliance. Which can done in two measurement modes: Bi-poles or Tri-poles, it also can be used to measure the earth...

..., railway, communications, mining and other sectors to measure the grounding resistance of the various devices, and the conductor resistance of low resistance; this instrument can also measure soil resistivity and ground voltage. The instrument is a

... Photovoltaic System Solution:Peakmeter Photovoltaic System Solution.pdf Features of Earth Ground Resistance Tester Store measured data (up to 100 groups) Ground voltage (up to 600V) Ground resistance of different device (Such as high voltage tower,

.... This is an important measurement to ensure the proper functioning and safety of an electrical system. Range Resolution Basic accuracy Grounding resistance 20Ω 0.01Ω ±(2%+0.1Ω) 200Ω 0.1Ω ±(2%+3d) 2000Ω 1Ω ±(2%+3d) Grounding voltage 200V 0.1V ±

...Earth Resistance Tester Introduction: ETRC3000B Digital Ground Earth Resistance Testing Soil Resistivity Meter is specially designed and manufactured for measuring earth resistance, soil resistivity, earth voltage, AC voltage. Adopting the latest digital and micro-processing technology, precise 4-pole, 3-pole and simple 2-pole method for earth resistance measurement...

DC Voltage / Frequency, / Duty Cycle Electromagetic Field Tester Description: - instrument for AC current, DC current, AC voltage sine wave true RMS, DC voltage, frequency, duty cycle, resistance, capacitance measurement and line off, diode testing, ...

...Earth Resistance Tester Electrical Safety Test Equipment 5~32A/10~600mΩ 1. Introduction Ground Resistance tester (earth resistance tester) is applied to test the ground resistance between conductive parts and earth terminal. Ground resistance is one of important index of safety performance of various electrical equipment. It measures the resistance...

...designed with combin-ation of large-scale integrated analog & digital circuits and micro-processor chip. It mai-nly measures RCD, line/loop impedance, continuity, insulation resistance, DC and AC voltage, phase sequence, featuring versatile functionality,

...Earth Resistance Tester Product Description Good grounding system is an important guarantee of safe and reliable operation of electric power, telecommunications and electrical equipment. The quality of earth resistance is judged by its size. Finding an accurate, fast, simple and reliable method to measure earth resistance...

Clamp Ground Resistance Tester Model: GRT-100 The GRT-100 is a new generation of landless pile test method of ground resistance meter. It adopted a new generation of black screen LCD backlit display and microprocessor technology, Ω+A synchronous display, ...

Product Introduction 1, the measured frequency equivalent good. Test current waveform is a sine wave, frequency, frequency difference is only 5Hz, 45Hz and 55Hz using two frequencies measured. 2, anti-interference ability. The instrument uses a different ...

Product Introduction: 1, the measured frequency equivalent good. Test current waveform is a sine wave, frequency, frequency difference is only 5Hz, 45Hz and 55Hz using two frequencies measured. 2, anti-interference ability. The instrument uses a different ...

Electrical Resistivity Sounding Underground VES Exploration Equipment WDDS-2/2B digital resistivity equipment is a new generation of DC resistivity instrument which is based on a series of advanced electrical equipment for resistivity sounding survey, and ...

... used to measure the electrical resistivity of the subsurface of the earth. It works on the principle that different materials have different resistivity values, and by measuring the resistance of a material to an electrical current, it is possible to