ETCR3000B Earth Resistance Soil Resistivity Tester

1.2/3/4-wires measurement of earth resistance,soil resistivity, earth voltage,AC voltage; 2.Range:0.00-30.00kohm;0.00-9000kohm

ETCR3000B Earth Resistance Soil Resistivity Tester

 

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.Technical Specifications

. Base Conditions and Working Conditions

Influence Quantity	Base Condition	Working Conditions	Remark
Ambient Temp	23°C±1°C	-10°C-40°C	----
Ambient Humidity	40%-60%	<80%	----
Working Voltage	9V±0.1V	9V±1.5V	rC,rP
Auxiliary Earth Resistance	<100Ω	<30kΩ	----
I nterference Voltage	no	<20V	----
I nterference Current	no	<2A
Electrode Distance when measuring R	a>5d	a>5d	----
Electrode Distance when measuring ρ	a>20h	a>20h	----

 . Intrinsic error and performance indicators under base conditions

Category	Measurement Range	Intrinsic Error	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	According to the precision of R (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

. General Specification

. Accessories

Tester	1 PC
Tester Bag	1 PC
Auxiliary Earthing Rod	4 PCS
Standard testing Wire	4 wires: each for red 20m, black 20m, yellow 10m, and green 10m
Simple testing Wire	2 wires: each for red 1.6m and black 1.6m
Zinc-manganese Dry Battery	6 PCS (R14S 1.5V)
Monitoring Software Disk	1 Copy
RS232 Communication Cable	1 PC
Manual/Warranty Card/Qualification Certificate	1 Copy

. Field Application

 

 

ETCR3000B Earth Resistance Soil Resistivity Tester