0.000Ω~2000Ω Grounding Grid Earth Resistance Tester

Features:

Measurement of large-scale grounding grid earth resistance, grounding conduction, soil resistivity, step voltage, contact voltage and surface potential gradient, etc.
Grounding impedance measurement range: 0.000Ω~2000Ω
Soil resistivity measurement range: 0Ωm~125kΩm
Output current level: 1A~5A
Max. voltage output: 400V
Memory: data storage 1000 groups
Alarm function: setting alarm threshold
USB interface
Bluetooth communication
Built-in printer

Power Supply	AC220V±10％, 50Hz
Display Screen	5 inch touch color screen
Impedance Measurement Range	0.000Ω~2000Ω
Max. Solution	0.001Ω
Measurement Error	±2%rdg±5dgt
Soil Resistivity Measurement Range	0Ωm~125kΩm(Depending on the resistance measurement range and test length)
Soil Resistivity Measurement Accuracy	Depending on the measurement accuracy of R(ρ=2πaR; a:1 m~100m; π=3.14)
Anti-power Frequency Voltage Interference Ability	10V(50Hz)
Test Current Waveform	Sine wave
Test Current Frequency	Choose one or two frequency point between 40Hz and 60Hz
Max. Output Current	5A
Output Current Level	1A, 2A, 3A, 4A, 5A
Max. Output Voltage	400V
Measuring Line Requirement	The cross-sectional area of the copper core of the current line ≥2.0mm2; the cross-sectional area of the copper core of the voltage line ≥1.5mm2
Overall Size	460×380×320mm
Instrument Weight	Host weight: about 26kg, total weight: about 33kg (include accessory)
Memory	1000 groups
Printer	Built-in, test result can be printed on site
Computer Interface	USB interface, data upload function
Bluetooth Communication	Support Android system
Withdraw Voltage	AC 3700V/rms(Between the circuit and the housing)
Working Temperature & Humidity	-10℃~40℃; below 80%RH
Storage Temperature & Humidity	-20℃~60℃; below 70%RH