Specifications

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.

Measuring Indication:4-digital super-large LCD display, blue screen backlight,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

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)

RS232 Interface:One piece of RS232 communication wire, with length 1.5m, Possess RS232 interface, software supervision, storage data can be uploaded to computer, preserved and printed.

Overflow Display:Exceeding measuring range overflow function: “OL”icon display

Alarm Function:When measuring value exceeds alarm setting value, there is “Toot-toot-toot” alarm hint

Brand	Tongbao
Power Source	Battery Powered
Style	Digital
Color	Black
UPC	783761047469
Manufacturer	Tongbao
Part Number	ETCR3000
Is Discontinued By Manufacturer	No
Material	Plastic
Batteries Included?	No
Batteries Required?	Yes

ETCR3000 Digital Earth Resistance Meter Ground Resistance Tester with RS232 Interface Data Storage and Data Read Function

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Specifications

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