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href="/ParentList-1935168.html" class="yja" onmouseover="showsubmenu('高壓無線核相儀')">高壓無線核相儀</a> <div class="quimsyk" id="submenu_高壓無線核相儀" style="display:none"> <ul> </ul> </div> </li> <li id="quimsyk" class="yj"><a href="/ParentList-1935169.html" class="yja" onmouseover="showsubmenu('高壓核相儀')">高壓核相儀</a> <div class="quimsyk" id="submenu_高壓核相儀" style="display:none"> <ul> </ul> </div> </li> </ul> </div> </div></div> <div id="quimsyk" class="inpage_right"> <div id="quimsyk" class="mbx2"><a href="/">首頁</a> > <a href="/article.html">技術文章</a> > JD—1D型接地電阻表檢定電阻器主要技術指標</div> <div id="quimsyk" class="inpage_content"> <div id="quimsyk" class="nr_main_box"> <h1 class="inside_rnewtil">JD—1D型接地電阻表檢定電阻器主要技術指標</h1> <div id="quimsyk" class="inside_rnewtime">點擊次數(shù)：766 更新時間：2023-03-30</div> <div id="quimsyk" class="inside_rnewcon"><p><strong><span style="font-size: 16px;">JD—1D型接地電阻表檢定電阻器主要技術指標</span></strong><br/></p><p><br/></p><p style="text-indent:0"><span style=";font-family:黑體;font-size:16px;background:rgb(127,127,127)"><span style="font-family:黑體">一、概述</span> </span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:Calibri">JD</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px"><span style="font-family:Calibri">—</span></span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:Calibri">1D</span><span style="font-family:宋體">型接地電阻表檢定電阻器，是專為貫徹中華人民共和國國家計量檢定規(guī)程，用于對接地電阻表進行檢定的專用儀器。可以用于檢定</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">JJG366-2004</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">《接地電阻表檢定規(guī)程》所適用的各種型號的模擬式、數(shù)字式接地電阻表，</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">JJG1054-2009</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">《鉗形接地電阻表》適用的同類儀表，也可做普通電阻箱使用，具有調(diào)節(jié)范圍寬，使用方便，造型美觀等優(yōu)點。</span></span></p><p style="text-indent:0"><span style=";font-family:黑體;font-size:16px"> </span></p><p style="text-indent:0"><span style=";font-family:黑體;font-size:16px;background:rgb(127,127,127)"><span style="font-family:黑體">二、主要技術指標</span> </span></p><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px"> </span></p><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px">1</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">、模擬接地電阻</span></span></p><div id="quimsyk" class="tabledivclass" style="width: 99%; float: left;"><table border="1" cellspacing="0" align="left" style="max-width: 748px;"><tbody><tr style="height:31px" class="firstRow"><td width="129" valign="center" style="padding: 0px; border-width: 2px 1px 1px 2px; border-style: solid; border-color: rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">步進阻值</span></span><span style="font-family: 'Times New Roman';font-size: 14px">(Ω)</span></p></td><td width="51" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×1000</span></span></p></td><td width="46" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×100</span></span></p></td><td width="40" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×10</span></span></p></td><td width="36" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×1</span></span></p></td><td width="41" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×0.1</span></span></p></td><td width="49" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×0.01</span></span></p></td><td width="92" valign="center" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">×0.001</span></span></p></td></tr><tr style="height:32px"><td width="129" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">基本誤差極限</span></span><span style="font-family: 'Times New Roman';font-size: 14px">(α%)</span></p></td><td width="51" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.05</span></p></td><td width="46" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.05</span></p></td><td width="40" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">1</span></span></p></td><td width="36" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">.1</span></span></p></td><td width="41" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">0.5</span></span></p></td><td width="49" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">5</span></span></p></td><td width="92" valign="center" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">10</span></p></td></tr><tr style="height:32px"><td width="129" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">功率（</span></span><span style="font-family: 'Times New Roman';font-size: 14px">W</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">）</span></span></p></td><td width="355" valign="center" colspan="7" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.25</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.25</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.25</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.25</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.1</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.1</span></p><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.1</span></p></td></tr><tr style="height:33px"><td width="129" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">時間常數(shù)</span></span><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">τ (S)</span></span></p></td><td width="355" valign="center" colspan="7" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px"><span style="font-family:Times New Roman">≤5×10</span></span><sup><span style="font-family: 宋體;font-size: 14px;vertical-align: super"><span style="font-family:宋體">－</span></span></sup><sup><span style="font-family: 'Times New Roman';font-size: 14px;vertical-align: super">6</span></sup></p></td></tr><tr style="height:59px"><td width="129" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 2px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">阻值調(diào)節(jié)范圍</span></span><span style="font-family: 'Times New Roman';font-size: 14px">(Ω)</span></p></td><td width="51" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 2px solid rgb(0, 0, 0);"><br/></td><td width="305" valign="center" colspan="6" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 2px solid rgb(0, 0, 0);"><p style="margin-left:14px;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">JD-1D:</span></span><span style="font-family: 'Times New Roman';font-size: 14px">0.1~</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">1</span></span><span style="font-family: 'Times New Roman';font-size: 14px">1111.210</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:'Times New Roman'"> </span></span><span style="font-family: 'Times New Roman';font-size: 14px"> </span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:Times New Roman">JD-1D+:</span></span><span style="font-family: 'Times New Roman';font-size: 14px">0.1~21111.210</span></p><p style="margin-left:14px;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">最小步進值</span></span><span style="font-family: 'Times New Roman';font-size: 14px">0.001Ω </span></p></td></tr></tbody></table></div><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px"> </span></p><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px">2</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">、模擬輔助接地電阻</span></span></p><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px"> </span></p><div id="quimsyk" class="tabledivclass" style="width: 99%; float: left;"><table border="1" cellspacing="0" align="left" style="max-width: 748px;"><tbody><tr style="height:38px" class="firstRow"><td width="156" valign="center" style="padding: 0px; border-width: 2px 1px 1px 2px; border-style: solid; border-color: rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">電</span></span><span style="font-family: 'Times New Roman';font-size: 14px"> </span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">阻</span></span><span style="font-family: 'Times New Roman';font-size: 14px"> </span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">值</span></span><span style="font-family: 'Times New Roman';font-size: 14px">(Ω)</span></p></td><td width="68" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0</span></p></td><td width="53" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">500</span></p></td><td width="45" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">1000</span></p></td><td width="45" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">2000</span></p></td><td width="50" valign="center" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0); border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">5000</span></p></td></tr><tr style="height:41px"><td width="156" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">基本誤差極限</span></span><span style="font-family: 'Times New Roman';font-size: 14px">(α%)</span></p></td><td width="68" valign="center" style="padding: 0px; border-left: none; border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">＜</span></span><span style="font-family: 'Times New Roman';font-size: 14px">0.05Ω</span></p></td><td width="194" valign="center" colspan="4" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 1px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">1</span></p></td></tr><tr style="height:45px"><td width="156" valign="center" style="padding: 0px; border-left: 2px solid rgb(0, 0, 0); border-right: 1px solid rgb(0, 0, 0); border-top: none; border-bottom: 2px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">功率（</span></span><span style="font-family: 'Times New Roman';font-size: 14px">W</span><span style="font-family: 宋體;font-size: 14px"><span style="font-family:宋體">）</span></span></p></td><td width="262" valign="center" colspan="5" style="padding: 0px; border-left: none; border-right: 2px solid rgb(0, 0, 0); border-top: none; border-bottom: 2px solid rgb(0, 0, 0);"><p style="text-align:center;vertical-align:middle;line-height:22px"><span style="font-family: 'Times New Roman';font-size: 14px">0.25W</span></p></td></tr></tbody></table></div><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px"> </span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">3</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、當裝置接入電阻小于</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">1</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">Ω時，殘余電感小于</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">5</span><span style=";font-family:宋體;line-height:150%;letter-spacing:-2px;font-size:16px"><span style="font-family:宋體">μ</span></span><span style=";font-family:Calibri;line-height:150%;letter-spacing:-2px;font-size:16px">H</span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">4</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、溫度參考條件及允差：</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">20</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">±</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">5</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">℃</span></span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">5</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、標稱使用溫度：</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">20</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">±</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">15</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">℃</span></span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">6</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、使用環(huán)境相對濕度：</span><span style="font-family:宋體">≤</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">80</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">％</span></span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">7</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、線路與外殼之間能承受頻率為</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">50Hz</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">正弦波交流電壓</span></span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px"> 2000V</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">，歷時</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">1</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">分鐘不擊穿。</span></span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">8</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、外形尺寸：</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">410</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">260</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">150mm</span></p><p style="text-indent:32px;line-height:150%"><span style=";font-family:Calibri;line-height:150%;font-size:16px">9</span><span style=";font-family:宋體;line-height:150%;font-size:16px"><span style="font-family:宋體">、重量：＜</span></span><span style=";font-family:Calibri;line-height:150%;font-size:16px">4.5kg</span></p><p><strong><span style="font-size: 16px;"><br/></span></strong></p><p style="text-indent:0"><span style=";font-family:黑體;font-size:19px;background:rgb(127,127,127)"><span style="font-family:黑體">三、工作原理與結(jié)構(gòu)</span> </span></p><p style="text-indent:32px"><span style=";font-family:Calibri;font-size:16px">1</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">、工作原理圖</span></span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img68.chem17.com/9/20230330/638157868640723966987.png" title="Y95O5[08~Q$`649J.png" alt="Y95O5[08~Q$`649J.png"/></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">圖中</span><span style="font-family:宋體">①</span></span><span style=";font-family:Calibri;font-size:16px"><span style="font-family:Calibri">—</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">提手</span></span><span style=";font-family:Calibri;font-size:16px"> </span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">②－模擬輔助接地電阻旋鈕（調(diào)節(jié)阻值為</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">0</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">500</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">Ω、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">1K</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">Ω、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">2K</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">Ω、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">5K</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">Ω）</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">③－四個接線端鈕（為</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">C</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">P</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">E</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">R</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">端）</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">④－模擬接地電阻旋鈕（由×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">1000</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">100</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">10</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">1</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">0.1</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">0.01 </span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、</span><span style="font-family:宋體">×</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px">0.001 </span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">七個十進位電阻器組成多值可調(diào)電阻箱）。</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">⑤－接地接線端鈕</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:Calibri;line-height:120%;font-size:16px">3</span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">、結(jié)構(gòu)特點</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:Calibri;line-height:120%;font-size:16px"> </span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">①本檢定用電阻器采用輕壓力開關，其結(jié)構(gòu)的優(yōu)點是接觸電阻與變差極小，且接觸穩(wěn)定可靠。</span></span></p><p style="text-indent:32px;line-height:120%"><span style=";font-family:Calibri;line-height:120%;font-size:16px"> </span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">②</span></span><span style=";font-family:Calibri;line-height:120%;font-size:16px"> </span><span style=";font-family:宋體;line-height:120%;font-size:16px"><span style="font-family:宋體">本電阻器采用部分中美合資生產(chǎn)的高精度合成膜電阻和本廠生產(chǎn)的線繞電阻，經(jīng)嚴格老化、篩選、考核，具有優(yōu)良的穩(wěn)定性。</span></span></p><p><span style=";font-family:Calibri;font-size:16px"> </span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">③整個電阻器均裝在金屬殼體內(nèi)，具有很好的靜電屏蔽作用</span></span></p><p><br/></p></div> <div id="quimsyk" class="inside_newsthree"> <p id="newsprev">上一篇：<b class="newsprev"><a href="/Article-3311921.html">JD-1D接地電阻表檢定裝置使用方法</a></b></p> <p id="newsnext">下一篇：<b class="newsnext"><a href="/Article-3311904.html">ZX82A型直流單臂電橋檢定電阻器技術參數(shù)</a></b></p> <span><a href="/article.html">返回列表>></a></span> </div> </div> </div> </div> </div>    <div 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