商品介紹EARTH RESISTANCE TESTERET-3000 EARTH RESISTANCE TESTER

ET-3000 EARTH RESISTANCE TESTER

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EARTH RESISTANCE TESTER
Model : ET-3000  ISO-9001, CE, IEC1010



FEATURES
* Earth Resistance and Earth Voltage measurement.
* 3 ranges for earth resistance measurement 19.99 ohm, 199.9 ohm, 1.999 K ohm.
* 0 to 199.9 V for earth voltage measurement.
* 18 mm, large size LCD display.
* Data hold.
* Built-in over input indication.
* Durable & portable housing plastic case with the front protective cover.
* Complete testing accessories included.



ELECTRICAL SPECIFICATIONS ( 23 ± 5 ℃)

Function

Range

Resolution

Accuracy

Earth Resistance

20 ohm

0.01 ohm

± ( 2% rdg + 0.1 ohm )

@ 0 to 19.99 ohm

± ( 2% rdg + 3 d )

@ above 20 ohm.

200 ohm

0.1 ohm

2 K ohm

1 ohm ( 0.001 K ohm )

Earth Voltage

200 ACV

( 50, 60 Hz )

0.1 V

± ( 1% rdg + 4 d )