Function: Earth resistance measurement, Earth voltage measurement, Low resistance measurement

Power Supply: DC 9V (Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours )

Measuring Mode: Precise 3-pole measurement, simple 2-pole measurement

Measuring Method: Earth ground resistance: constant current change-pole method, measurement current 3mA Max，820Hz；Voltage to ground: average value rectification

Data Mode: Average value, maximum, minimum

Wire Resistance Verification: Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user’ s replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement.

Display Mode: 4-digital super-large LCD display, blue screen backlight, LCD dimension: 128mm×75mm；Display field：124mm×67mm

Measuring Indication: During measurement, LED flash indicator, LCD count down display

Earth Ground Resistance: Range：0.01Ω～2000Ω；Resolution：0.01Ω；Accuracy：±1%rdg±3dgt

Earth Ground Voltage: Range：0V～600V AC；Resolution：1V；Accuracy：±1%rdg±3dgt

Tester Dimension: LWH：215mm×190mm×95mm

Testing Wires: Three wires: each for Red 20m, Yellow 10m, and Green 5m

Simple Testing Wire: 2 wires: each for Red 1.5m and Green 1.5m

Auxiliary Earthing Rod: 2 PCS: Φ10mm×150mm

Measuring Rate: Earth voltage measurement: 3 times/second; Earth resistance: 5 seconds/time

Measuring Times: Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds)

Brand	Tongbao
Power Source	Battery Powered
Style	Digital
Color	Black
UPC	783761046745
Manufacturer	Tongbao
Part Number	ETCR3000B
Is Discontinued By Manufacturer	No
Material	Plastic
Batteries Included?	No
Batteries Required?	Yes

ETCR3000B Digital Grounding Resistance Soil Resistivity Tester Meter with LCD Display Wide Range Earth Resistance Measuring Meter Data Storage Function

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