金牌会员
已认?/p>
四探针方阻测?nbsp;
四端法具有直接，且克服触点电阻和引线电阻等特点，适用于各类电阻的测量，尤其是低值电阻的测量、/span>
技术参数介绌/span>
规格型号 |
FT-331 |
FT-332 |
FT-333 |
FT-334 |
FT-335 |
FT-336 |
1.方块电阻范围 |
10-5｝/span>2×105Ω/■/span> |
10-4｝/span>2×103Ω/■/span> |
10-3｝/span>2×105Ω/■/span> |
10-3｝/span>2×103Ω/■/span> |
10-2｝/span>2×105Ω/■/span> |
10-2｝/span>2×103Ω/■/span> |
2.电阻率范図/span> |
10-6×106Ω-cm |
10-5×104Ω-cm |
10-4｝/span>2×106Ω-cm |
10-4｝/span>2×104-cm |
10-3｝/span>2×106Ω-cm |
10-3｝/span>2×104-cm |
3.测试电流范围 |
0.1μA＋/span>1μA＋/span>10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span>100 mA |
10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span>100 mA |
0.1μA＋/span>1μA＋/span>10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span>100 mA |
10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span> 100 mA |
0.1μA＋/span>1μA＋/span>10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span>100 mA |
1μA＋/span>10μA＋/span>100µA＋/span>1mA＋/span>10mA＋/span>100 mA |
4.电流精度 |
±0.1%读数 |
±0.2%读数 |
±0.2%读数 |
±0.3%读数 |
±0.3%读数 |
±0.3%读数 |
5.电阻精度 |
?.3% |
?.3% |
?.3% |
?.5% |
?.5% |
?.5% |
6.显示读数 |
液晶显示：电阻、电阻率、方阻、温度、单位换算、温度系数、电流、电压、探针形状、探针间距、厚?/span>、电导率 |
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7.测试方式 |
普通单电测野/span> |
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8.工作电源 |
输入: AC 220V±10% ,50Hz办/span>耗：<30W |
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9.整机不确定性误?/span> |
?%（标准样片结果） |
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