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Earth Resistance Soil Resistivity Tester Voltage Meter with Data Memory 300 Sets

Note: Battery cannot be included during the shipping !!!

Introduction:

1. Earth Resistance Soil Resistivity Tester, adopts the precision 4-wire method, 3-wire method and simple 2-wire method to measure earth resistance, earth resistance range: 0.00Ω～30.00kΩ, soil resistivity range: 0.00Ωm～9000kΩm, earth voltage range: AC 0～600V. Import FFT (fast Fourier transform) technology, AFC (automatic frequency control) technology, with unique anti-interference ability and environmental adaptability, high repeated test consistency. ensure the measurement of high precision, high stability and reliability.

2. Earth Resistance Soil Resistivity Tester is composed of host machine, monitoring software, test wires, auxiliary ground rod and communication cable. Host machine with large LCD display, white backlight, bar chart indication, clear at a glance. It can store 300 sets of data at the same time, through the monitoring software to relize historical access and online real-time monitoring functions, dynamic display, alarm indication, with historical data reading, accessing, saving, reporting, printing and other functions.

Features:

1. 2/3/4-wire method measure earth resistance, Range：0.00Ω～30.00kΩ

2. Soil resistivity measurement, Range：0.00Ωm～9000kΩm

3. Earth voltage measurement, Range：AC 0～600V

4. Data storage: 300 sets

5. Alarm function: audible and visual alarm

Reference Conditions And Working Conditions:

Influence Constant	Base Condition	Working Conditions	Remark
Ambient Temp	23℃±1℃	-10℃-40℃
Ambient Humidity	40%-60%	＜80%
Working Voltage	9V±0.1V	9V±1.5V
Auxiliary Earth Resistance Value	＜100Ω	＜30kΩ	rC、rP
InterferenceVoltage	Non	＜20V
InterferenceCurrent	Non	＜2A
Electrode Distance of measuring R	a＞5d	a＞5d
Electrode Distance of measuring ρ	a＞20h	a＞20h

Technical Specifications:

Function	2/3/4-pole measurement for earth resistance, soil resistivity, earth voltage, AC voltage
Power Supply	DC 9V ( Alkaline dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours ) (not included)
Measurement Range	Earth Resistance: 0.00Ω-30.00kΩ
	Soil Resistivity: 0.00Ωm-9000kΩm
	Earth Voltage: 0V～600V
Measurement Mode	Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement of earth resistance
Measurement Method	Earth Resistance: rated current change-pole method, test current 20mA Max
	Soil Resistivity: 4-pole method (Wenner method)
	Earth Voltage: average rectification (between P(S)-ES)
Test Frequency	128Hz/111Hz/105Hz/94Hz (AFC)
Short-circuit Test Current	AC 20mA max
Open-circuit Test Current	AC 40V max
Test Voltage Wave	Sine wave
Electrode Distance Range	Can be set 1m-100m
Shift	Earth resistance: 0.00Ω-30.00kΩ automatic shift
Shift	Soil Resistivity: 0.00Ωm-9000kΩm automatic shift
Backlight	Controllable white screen backlight, suitable for dim places
Display Mode	4-digital super-large LCD display, white screen backlight
Measurement Indication	During measurement, LED flash indicator, LCD count down display, progress bar indicator
LCD Frame Dimension	128mm×75mm
LCD Display Dimension	124mm×67mm
Meter Dimension	215mm(L)×178mm(W)×83mm(H)
Standard Test Wire	4PCS: red 20m, black 20m, yellow 10m, and green 10m
Simple Test Wire	2PCS: red 1.6m and black 1.6m
Auxiliary Ground Rod	4PCS: Φ10mm×150mm
Measurement Time	Earth Voltage: about 3 times/second
Measurement Time	Earth resistance, soil resistivity: about 5 seconds/time
Measuring Times	Over 5000 times (Short-circuit test, interval time should be at least 30 seconds)
Line Voltage	Below AC 600V measure
Communication Interface	USB interface, software monitoring, storage data can be uploaded to computer, saved or printed.
Communication Cable	1PCS USB communication cable, length 1.5m
Data Storage	300 groups, “MEM” symbol storage indicator, flash display “FULL” symbol indicate storage full
Data Hold	Data hold function: “HOLD” symbol display
Data Read	Data read function: “READ” symbol display
Overflow Display	Over range overflow function: “OL” symbol display
Interference Test	Recognize interference signal automatically, “NOISE” symbol display when interference voltage exceed 5V
Auxiliary Ground Test	With auxiliary earth resistance test function, 0.00KΩ-30KΩ(100R+rC<50kΩ, 100R+rP<50kΩ)
Alarm Function	Measurement value exceeds alarm setting value, will “Toot-toot-toot” alarm hint
Battery Voltage	While battery voltage decreases to around 7.5V, will display battery voltage low symbol， and reminding to replace the battery
Working Current	Standby: about 20mA (Backlight close)
	Boot up and open backlight: about 45mA (25mA backlight close)
	Measurement: about 100mA (Backlight close)
Weight	Tester: 950g
	Test wires: 1560g
	Auxiliary ground rods: 935g (4pcs)
Working Temperature & Humidity	-10℃-40℃, below 80%rh
Storage temperature & humidity	-20℃-60℃, below 70%rh
Overload Protection	Measuring earth resistance: between each interfaces of C(H)-E、P(S)-ES, AC 280V/3 seconds
Insulation Resistance	Over 20MΩ (between circuit and enclosure it is 500V)
Withstand Voltage	AC 3700V/rms (Between circuit and enclosure)
Electromagnetic Features	IEC61326(EMC)
Suitable Safety Standard	IEC61010-1 (CAT Ⅲ 300V、CAT IV 150V、Pollution 2), IEC61010-031, IEC61557-1 (Earth resistance), IEC61557-5 (Soil resistivity), JJG 366-2004

Intrinsic error and performance indicators under base conditions:

Measurement Function	MeasurementRange	Accuracy	Resolution
Earth Resistance (R)	0.00Ω-30.00Ω	±2%rdg±3dgt	0.01Ω
	30.0Ω-300.0Ω	±2%rdg±3dgt	0.1Ω
	300Ω-3000Ω	±2%rdg±3dgt	1Ω
	3.00kΩ-30.00kΩ	±4%rdg±3dgt	10Ω
Soil Resistivity (ρ)	0.00Ωm-99.99Ωm	(ρ=2πaR a:1 m～100m；π=3.14)	0.01Ωm
	100.0Ωm-999.9Ωm		0.1Ωm
	1000Ωm-9999Ωm		1Ωm
	10.00kΩm-99.99kΩm		10Ωm
	100.0kΩm-999.9kΩm		100Ωm
	1000kΩm-9000kΩm		1kΩm
Earth Voltage	AC 0.0-600V	±2%rdg±3dgt	0.1V

Packing :

Meter	1 PCS
Aluminum Case	1 PCS
Auxiliary grounding rod（10x150mm）	4 PCS
Standard Test wires	4 PCS (Red 20m; Yellow: 10m; Green: 10m; Black:20m)
Simple Test wires	2 PCS (Red 1.6m; Black 1.6m)
Monitoring Software CD	1 COPY
USB Communication Cable	1 PCS
Manul/Warranty Card/Certificate	1 SET