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MS2302接地電阻測(cè)式儀/數(shù)字式接地電阻測(cè)式儀@MS2302%
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一般特征： 數(shù)字式顯示且?guī)M條顯示。 二極法和三極法兩種接地電阻測(cè)量模式。 接地電阻測(cè)量是采用恒流轉(zhuǎn)換法，電流約為3mA,測(cè)試電壓約為47V，800HZ。 接地電壓測(cè)量采用平均值整流法。 具有手動(dòng)/自動(dòng)量程功能。 最大值/最小值/平均值測(cè)量和相對(duì)值測(cè)量。 自動(dòng)關(guān)機(jī)功能。 具有數(shù)據(jù)保存功能可以保存100組測(cè)量數(shù)據(jù)。 帶背光，具有低電壓顯示。 電源： 1.5V ( AA ) × 6。 技術(shù)指標(biāo)：
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MS2302 grounding resistance measuring instrument / digital ground resistance tester for @MS2302%
The descrtption of the goods:
Features.
Digital display with analog display.
Diode and triode two grounding resistance measurement model.
Grounding resistance is measured with constant current method, the current is about 3mA, the test voltage is about 47V, 800HZ.
The ground voltage is measured by the average value of the rectification method.
With manual / automatic range function.
The minimum / maximum / average measurement and relativemeasurement.
Automatic shutdown function.
Data storage function can save 100 groups of measuring data.
With a low voltage display with backlight.
Power supply: 1.5V (AA) * 6.
Technical indicators:
Grounding resistance
Range
Precision
40W
± 2% ± 30 words
400W
± 2% ± 3 words
4000W
± 2% ± 3 words
The voltage to the ground
50V (AC)
± 3% ± 5 words
