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<div>　　?ES3002雙鉗多功能接地電阻測試儀(多功能型)又叫雙鉗接地電阻測試儀。其集合多種測量方法于一體的上等接地電阻測試儀，該儀表除了具有傳統(tǒng)打輔助地極測接地電阻的功能外，還具備了無輔助地極測量的*功能。它采用了超大LCD灰白屏背光顯示和微處理機技術，通過微處理器控制精密4線法、3線法和簡易2線法、選擇法、雙鉗法測量接地電阻測試。采用大口徑電流鉗設計，利用雙鉗口測量技術，無需打輔助地極、無需將接地體<br /> </div><div>　　<strong>雙鉗多功能接地電阻測試儀量程及精度：<br /></strong><div id="tueciplt7sn" class="tabledivclass" style="font-family: sans-serif; font-size: 14px; width: 723.688px; height: 486px;"><table border="1" cellpadding="0" cellspacing="0" align="left" style="margin-bottom: 10px; border-collapse: collapse; max-width: 748px;"> <tbody style="margin: 0px;"> <tr class="firstRow"> <td style="padding: 0px; line-height: 24px;">測量功能</td> <td style="padding: 0px; line-height: 24px;">測量范圍</td> <td style="padding: 0px; line-height: 24px;">精度</td> <td style="padding: 0px; line-height: 24px;">分辨率</td> </tr> <tr> <td rowspan="4" style="padding: 0px; line-height: 24px;">二三四線法測量接地電阻(Re)、<br style="margin: 0px;" /> 直流電阻(R—)</td> <td style="padding: 0px; line-height: 24px;">0.00Ω～29.99Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±5dgt(注1)</td> <td style="padding: 0px; line-height: 24px;">0.01Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">30.0Ω～299.9Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">0.1Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">300Ω～2999Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">1Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">3.00kΩ～30.00kΩ</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">10Ω</td> </tr> <tr> <td rowspan="3" style="padding: 0px; line-height: 24px;">選擇法測量接地電阻(Re)</td> <td style="padding: 0px; line-height: 24px;">0.00Ω～29.99Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±5dgt(注1)</td> <td style="padding: 0px; line-height: 24px;">0.01Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">30.0Ω～299.9Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">0.1Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">300Ω～3000Ω</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">1Ω</td> </tr> <tr> <td rowspan="3" style="padding: 0px; line-height: 24px;">雙鉗法測量接地電阻(Re)</td> <td style="padding: 0px; line-height: 24px;">0.01Ω～0.99Ω</td> <td rowspan="3" style="padding: 0px; line-height: 24px;">±10%rdg±10dgt</td> <td style="padding: 0px; line-height: 24px;">0.01Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">1.0Ω～9.9Ω</td> <td style="padding: 0px; line-height: 24px;">0.1Ω</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">10Ω～100Ω</td> <td style="padding: 0px; line-height: 24px;">1Ω</td> </tr> <tr> <td rowspan="6" style="padding: 0px; line-height: 24px;">土壤電阻率(ρ)</td> <td style="padding: 0px; line-height: 24px;">0.00Ωm～99.99Ωm</td> <td rowspan="6" style="padding: 0px; line-height: 24px;">ρ=2πaR (注2)</td> <td style="padding: 0px; line-height: 24px;">0.01Ωm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">100.0Ωm～999.9Ωm</td> <td style="padding: 0px; line-height: 24px;">0.1Ωm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">1000Ωm～9999Ωm</td> <td style="padding: 0px; line-height: 24px;">1Ωm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">10.00kΩm～99.99kΩm</td> <td style="padding: 0px; line-height: 24px;">10Ωm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">100.0kΩm～999.9kΩm</td> <td style="padding: 0px; line-height: 24px;">100Ωm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">1000kΩm～9999kΩm</td> <td style="padding: 0px; line-height: 24px;">1kΩm</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">接地電壓</td> <td style="padding: 0px; line-height: 24px;">AC 0.00～100.0V</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px;">0.01V</td> </tr> <tr> <td style="padding: 0px; line-height: 24px;">交流電流</td> <td style="padding: 0px; line-height: 24px;">AC 0.0mA～1000A</td> <td style="padding: 0px; line-height: 24px;">±2%rdg±3dgt</td> <td style="padding: 0px; line-height: 24px; word-break: break-all;">0.1mA</td> </tr> </tbody></table></div><p style="margin-top: 5px; margin-bottom: 5px; font-family: sans-serif; font-size: 14px;"><span style="font-family: Arial, Verdana, sans-serif; font-size: 12px;">　　注：1. 基準條件：Rh Rs<100Ω時的精度。</span></p> </div><div>　　工作條件:Rh max=3kΩ+100R<50kΩ；Rs max=3kΩ+100R<50kΩ<br /> </div><div>　　2.取決于R的測量精度而定,π=3.14, a:1 m～100m；</div> <div class="tueciplt7sn" id="news_sx"><li id="tueciplt7sn" class="sx_left">上一篇：<a href="/Article-430645.html">多功能高空接線鉗使用方法</a> <br />下一篇：<a href="/Article-430396.html">KD480精密接地電阻測試儀技術參數</a></li></div> </div> </div> </div> </div> <script type="text/javascript"> $(document).ready(function(e) { 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