Product Details

HT3001 Soil resistivity grounding resistance tester

I. Product Introduction

HT3001 soil resistivity grounding resistance tester, also called the soil resistivity tester, is a commonly used instrument for measuring commonly used grounding resistance meters.

II. Technical Specification

1.Range and Accuracy error

Measurement function	Measurement range	Accuracy	Resolution
Grounding resistance (R)	0.00Ω~30.00Ω	±2%rdg±5dgt (remark 1)	0.01Ω
	30.0Ω~300.0Ω	±2%rdg±3dgt	0.1Ω
	300Ω~3000Ω	±2%rdg±3dgt	1Ω
	3.00kΩ~30.00kΩ	±2%rdg±3dgt	10Ω
Soil resistivity (ρ)	0.00Ωm~99.99Ωm	ρ=2πaR (remark 2)	0.01Ωm
	100.0Ωm~999.9Ωm		0.1Ωm
	1000Ωm~9999Ωm		1Ωm
	10.00kΩm~99.99kΩm		10Ωm
	100.0kΩm~999.9kΩm		100Ωm
	1000kΩm~9999kΩm		1kΩm
Grounding voltage	AC 0.00~100.0V	±2%rdg±3dgt	0.01V

Remark:

1. Reference conditions: accuracy with Rh Rs < 100Ω.

Working conditions:Rh max=3kΩ+100R<50kΩ;Rs max=3kΩ+100R<50kΩ

2.Depends on the measurement accuracy of R,π=3.14, a:1 m~100m

2.General specification

Function	Two three four-wire measure grounding resistance, soil resistivity; Ground voltage, AC voltage measurement
Range	Grounding resistance: 0.00Ω~30.00kΩ
	Soil resistivity: 0.00Ωm~9999kΩm
	Grounding voltage: 0.00V~100.0V
measurement mode	Precise four-wire, three-wire measurement, simple two-wire measurement
Measurement methods	Grounding resistance: rated current change pole method Soil resistivity: four-pole method Ground Voltage: Average Rectification(between S-ES interface)
Test frequency	128Hz
Short circuit test current	> 20mA (Sine Wave)
Open circuit test voltage	AC 28V max
Electrode spacing range	Can be set 1m ~ 100m
Change gear	fully automatic shifting 0.00Ω ~ 30.00kΩ
Change gear	fully automatic shifting 0.00 Ωm~9000kΩm
Backlight	Controllable gray screen backlight, suitable for use in dim places
Display mode	4-bit large LCD display, gray screen backlight
Measurement instructions	LED flashing indicator during measurement
LCD size	111mm×68mm
LCD display field	108mm×65mm
Instrument size	L/W/H:277.2mm×227.5mm×153mm
Standard test line length	4 strips:red 15m,black 15m, yellow 10m,green 10m each one
Simple test line	2strips:yellow 1.6m,green 1.6m each one
Auxiliary Grounding rod	4PCS:φ10mm×200mm
Power consumption	Standby: 40mA Max(Backlight off)
	Turn on backlight: about 43mA
	measuring:75mA Max(Backlight off)
Weight	Instrument: 2450(including battery)
	Test lines:1300g
	Auxiliary grounding rod: 850g(4PCS)
Working temperature and humidity	-10℃~40℃;below 80%rh
Storage temperature and humidity	-20℃~60℃;below 70%rh
Overload protection	Grounding resistance:AC 280V/3 seconds between H-E and S-ES ports
Insulation resistance	More than20MΩ(500V between circuit and housing)
Pressure resistance	AC 3700V/rms(between circuit and housing)
Electromagnetic properties	IEC61326(EMC)
Suitable for safety regulations	IEC61010-1(CAT Ⅲ 300V,CAT IV 150V,pollution level 2); IEC61010-031; IEC61557-1(grounding resistance); IEC61557-5(soil resistivity); JJG 366-2004.

III. Accessories

Instrument	1PC
Instrument Box	1PC
Auxiliary grounding rod	4PCS
Standard test line	4 Strips(red 15m;yellow 10m;green 10m;black 15m, each one)
Simple test line	2 Strips(yellow 1.6m;green 1.6m)
6VLead-acid battery (internal)	1PC
Charger	1PC
Monitoring software CD	1PC
USB communication line	1PC
Manual, certificate	1SET