Testeur portatif à quatre sondes AC ST2242
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Power and ability |
Two. Four-wire measurement of resistance and resistivity; |
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Power source |
DC 8.4V (Rechargeable lithium battery, large-capacity battery customized by the manufacturer) |
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Range |
Resistance::0.10Ω~100.0kΩ |
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Range |
Resistivity: 2πS* (0.10Ωm to 100kΩm), (S pitch, unit m) |
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Measurement method |
Four-probe method for measuring resistivity and simple two-wire resistance measurement |
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Short-circuit test current |
AC ±20mA max |
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Open-circuit test voltage |
AC ±20V max |
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Test the voltage waveform |
Square wave (1KHz |
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Working temperature |
-10℃~40℃; |
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Storage temperature |
-20℃~60℃; |
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Measurement function |
measurement range |
accuracy |
resolution |
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Resistance (R) |
0.200Ω~2.000Ω |
±5%rdg±5dgt |
0.001Ω |
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02.00Ω~20.00Ω |
±3%rdg±3dgt |
0.01Ω |
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020.0Ω~200.0Ω |
±3%rdg±3dgt |
0.1Ω |
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0200Ω~2000Ω |
±3%rdg±3dgt |
1Ω |
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02.00kΩ~20.00kΩ |
±5%rdg±5dgt |
10Ω |
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20.0kΩ~100.0kΩ |
±10%rdg±5dgt |
10Ω |
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Resistivity (ρ) |
2πS*R,( S=0.001 m/0.002m) The test range and error grade are classified in accordance with the R range |
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