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class="nr_main_box"> <h1 class="inside_rnewtil">GM-25kV可調(diào)高壓數(shù)字兆歐表技術(shù)參數(shù)</h1> <div id="i5evl7dqtf" class="inside_rnewtime">點擊次數(shù)：828 更新更新時間：2021-09-24</div> <div id="i5evl7dqtf" class="inside_rnewcon"><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><strong style="margin: 0px;">GM-25kV可調(diào)高壓數(shù)字兆歐表</strong>測試電壓高，出力強，被測量對象往往又帶有工頻泄漏或感應上高壓干擾電能，因此為了人身安全，使用本儀器首先一定要接好安全接地線。此可調(diào)高壓數(shù)字兆歐表在高壓啟動后，請不要采用人工放電方式檢查儀表，在測試完畢后也應等待本儀表自動放電使電壓表回零后才進行例行安全需要的人工放電。因為短路放電的強烈電脈沖波有損被測對象的絕緣壽命，如果脈沖竄入儀表，也有損儀表內(nèi)的集成電路。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><br style="margin: 0px;"/><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"> <strong style="margin: 0px;">GM-25kV可調(diào)高壓數(shù)字兆歐表</strong>是我公司為解決高壓變電站、發(fā)電廠現(xiàn)場強干擾下對大型高壓變壓器、電機電器、遠程電力電纜或埋設電纜等電氣絕緣電阻特性的測試而設計研制。它亦可用于廣泛領域的電氣絕緣電阻特性測量。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"> </p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"> </p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; color: rgb(0, 0, 0); font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; color: rgb(255, 0, 51); font-size: x-large;"><span style="margin: 0px; font-size: 14px;"><span style="margin: 0px; font-size: small;"><strong style="margin: 0px;"></strong></span><a target="_blank"><strong style="color: rgb(85, 85, 85); font-family: 楷體_gb2312; font-size: small; white-space: normal; background-color: rgb(255, 255, 255); margin: 0px;">GM-25kV可調(diào)高壓數(shù)字兆歐表</strong></a>產(chǎn)品特性：</span></span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><br style="margin: 0px;"/><br style="margin: 0px;"/><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">1、具有強力抗電場感應干擾能力，達到2mA(50Hz)，已知適應50萬伏變電站現(xiàn)場不拆線測量50萬伏大型變壓器的絕緣電阻參數(shù)</span><br style="margin: 0px;"/><span style="margin: 0px; font-size: 14px;">2、測試電源的短路電流＞10mA。適應大容量、大電感的測試</span><br style="margin: 0px;"/><span style="margin: 0px; font-size: 14px;">3、電阻測量范圍寬廣，從0.01MΩ～2000GΩ。讀數(shù)準確、分辨力高</span><br style="margin: 0px;"/><span style="margin: 0px; font-size: 14px;">4、測試電源的電壓范圍寬廣，可選擇0.25、0.5、1、2.5、5、10，也可從0V平滑調(diào)起連續(xù)調(diào)節(jié)到需要的電壓</span><br style="margin: 0px;"/><span style="margin: 0px; font-size: 14px;">5、具有計時報時功能，提醒使用者記錄，分析被測量對象的吸收比和極化指數(shù)</span><br style="margin: 0px;"/><br style="margin: 0px;"/><span style="margin: 0px; color: rgb(247, 9, 56); font-size: x-large;"><span style="margin: 0px; font-size: 14px;"><span style="margin: 0px; font-size: small;"><strong style="margin: 0px;"></strong></span><a target="_blank"><strong style="color: rgb(85, 85, 85); font-family: 楷體_gb2312; font-size: small; white-space: normal; background-color: rgb(255, 255, 255); margin: 0px;">GM-25kV可調(diào)高壓數(shù)字兆歐表</strong></a>產(chǎn)品參數(shù)：</span></span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;"> </span></span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">1.產(chǎn)品規(guī)格：</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"> </p><div id="i5evl7dqtf" class="tabledivclass" style="max-width: 748px; width: 100%; height: 283px;"><table border="1" cellpadding="0" cellspacing="0" style="margin: 0px; border-spacing: 0px; background-color: rgb(255, 255, 255); box-sizing: border-box; font-family: simsun; font-size: 12px; font-stretch: normal; line-height: 20px; table-layout: inherit;" align="left"><tbody style="margin: 0px;"><tr style="margin: 0px;" class="firstRow"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">型號</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">測試電壓</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">電壓準確度</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">短路電流</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">電阻測量范圍</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">GM-5kV</span></span></p><p><span style="margin: 0px; font-size: 14px;"> </span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.1、0.25、0.5、1、2.5、5kV</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±（5%+10V）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">＞10mA</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01 MΩ～1999 GΩ</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">GM-10kV</span></span></p><p><span style="margin: 0px; font-size: 14px;"> </span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.25、0.5、1、2.5、5、10kV</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±（5%+10V）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">＞10mA</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01MΩ～1999 GΩ</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">GM-15kV</span></span></p><p><span style="margin: 0px; font-size: 14px;"> </span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.5、1、2.5、5、10、15kV</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±（5%+10V）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">＞10mA</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01 MΩ～1999GΩ</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">GM-20kV</span></span></p><p><span style="margin: 0px; font-size: 14px;"> </span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.5、1、2.5、5、10、20kV</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±（5%+10V）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">＞10mA</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01 MΩ～1999GΩ</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">GM-25kV</span></span></p><p><span style="margin: 0px; font-size: 14px;"> </span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.5、1、2.5、5、10、25kV</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±（5%+10V）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">＞10mA</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01 MΩ～1999GΩ</span></span></p></td></tr></tbody></table></div><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">測試電壓可從0伏起平滑連續(xù)調(diào)節(jié)到需要值。</span></span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">2.量程與準確度：</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"> </p><div id="i5evl7dqtf" class="tabledivclass" style="max-width: 748px; width: 100%; height: 210px;"><table border="1" cellpadding="0" cellspacing="0" style="margin: 0px; border-spacing: 0px; background-color: rgb(255, 255, 255); box-sizing: border-box; font-family: simsun; font-size: 12px; font-stretch: normal; line-height: 20px; table-layout: inherit;" align="left"><tbody style="margin: 0px;"><tr style="margin: 0px;" class="firstRow"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">量程（限壓）</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">電阻測量</span></span></p><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">有效范圍</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">準確度</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">20MΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.01～19.99 MΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(5%+5字)</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">200MΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">5.0～199.9 MΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(5%+5字)</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">2GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.05～1.999 GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(5%+5字)</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">20GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">0.5～19.99 GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(5%+5字)</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">200GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">5.0～199.9 GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(10%+10字)</span></span></p></td></tr><tr style="margin: 0px;"><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">2000GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">50 ～1999 GΩ</span></span></p></td><td style="margin: 0px; border: 1px solid grey;"><p><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">±(20%+10字)</span></span></p></td></tr></tbody></table></div><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">注意：</span></span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">①MΩ量程定標電壓為0.5KV</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">②GΩ量程定標電壓為2.5kV</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">③2000GΩ量程為參考量程，用于相對濕度小于70%的干燥環(huán)境使用。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">④當測試電壓高于8kV，絕緣電阻高于20GΩ后，裸露在空氣的高壓電極導體由于會電離空氣，放出電荷而引起電阻測量數(shù)值大大偏低。為此，為準確測量，裸露在空氣的高壓電極導體應加屏蔽網(wǎng)。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">3.抗電場干擾能力：2mA(50/60Hz)</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">4.報時、報警功能：秒表顯示zui大值為19分59秒。20分鐘一循環(huán)。聲響報點為15秒、60秒、每分鐘。到點報短促聲響，電阻讀數(shù)保持5秒，被測電阻低于量程下限，讀數(shù)無效時以連續(xù)聲報警。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">5.顯示表;三位半LCD數(shù)字表頭三個，分別顯示測試電壓、電阻、時間。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">6.供電;由內(nèi)附1.2V/2000mAh鎳氫可充電電池10節(jié)，共DC12V供電。帶交流（50/60Hz）220V接入口對電池充電或浮充電工作。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">7.使用環(huán)境：正常溫度： -20～40℃，可極限-40℃工作，相對濕度：20～90%</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;">8.外形尺寸、重量：315×240×155mm，5kg</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;"></span></span></p><p style="margin-left:46px"><span style="font-family:宋體;font-weight:bold;font-size:21px">四， </span><strong><span style="font-family: 宋體;font-size: 21px"><span style="font-family:宋體">注意事項及其它</span></span></strong></p><p><span style=";font-family:宋體;font-size:16px"> </span></p><p><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">1，注意安全，‘L’為高壓端！兩個</span></span><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">‘E’端一定要雙重接大地！</span></span></strong><strong></strong></p><p><strong><span style="font-family: 宋體;font-size: 16px"> </span></strong></p><p><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2，檢查儀表的好壞，不可在測試電源工作時突然接入的方法檢查，而應在測試電源未啟動前，先接電阻，后按高壓開關(guān)。工作中應盡量避免打火放電！因為高壓打火放電其電脈沖容易損壞本儀表的集成電路器件，也有損計量用的標準電阻器或被測量對象。</span></span></p><p><span style=";font-family:宋體;font-size:16px"> </span></p><p><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">3，儀表現(xiàn)象與故障排除方法</span></span></p><p><span style=";font-family:宋體;font-size:16px"> </span></p><div id="i5evl7dqtf" class="tabledivclass" style="max-width: 748px; width: 100%; height: 412px;"><table border="1" cellspacing="0" align="left"><tbody><tr class="firstRow"><td width="36" valign="top" style="padding: 0px 7px; border-width: 1px; border-style: solid; border-color: windowtext;"><br/></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: 1px solid windowtext; border-bottom: 1px solid windowtext;"><p style="text-indent:32px"><span style=";font-family:宋體;font-size:16px">現(xiàn) 象</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: 1px solid windowtext; border-bottom: 1px solid windowtext;"><p style="text-indent:16px"><span style=";font-family:宋體;font-size:16px">原因</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: 1px solid windowtext; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">排除或修理方法</span></p></td></tr><tr><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">1</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">工作電源指示燈不亮</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">儀表內(nèi)電池組電壓不足12V</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">及時充電。</span></p></td></tr><tr><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">2</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">充電12小時充電指示燈還不變成黃綠色</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">電池有壞</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">取出電池，以新電池重新配組。</span></p></td></tr><tr><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">3</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">無高壓輸出</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">高壓推動的功率三極管過負荷燒壞</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">更換功率三極管BU406。</span></p></td></tr><tr><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">4</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">輸出高壓不能調(diào)節(jié)</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">測量對象頻繁擊穿打火脈沖竄入造成運放損壞。</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">更換高壓發(fā)生控制電路的兩個CA3140運放。</span></p></td></tr><tr><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">5</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">電阻顯示為-1不動或其它不動的數(shù)字</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">多數(shù)屬于同上原因造成。</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">更換電阻表頭的雙積分AD變換集成塊</span></p></td></tr><tr style="height:83px"><td width="36" valign="top" style="padding: 0px 7px; border-left: 1px solid windowtext; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style="font-family:宋體;font-size:16px"><span style="font-family:宋體">6</span></span></p></td><td width="130" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">電壓和電阻讀數(shù)超差</span></p></td><td width="154" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">也是屬于測量對象頻繁擊穿打火脈沖或雷擊竄入造成運放損壞。</span></p></td><td width="131" valign="top" style="padding: 0px 7px; border-left: none; border-right: 1px solid windowtext; border-top: none; border-bottom: 1px solid windowtext;"><p><span style=";font-family:宋體;font-size:16px">采用本儀表附件，參考電阻進行檢查，如有故障，請送修，</span></p></td></tr></tbody></table></div><p><span style=";font-family:宋體;font-size:16px"> </span></p><p><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">4，儀表的電池充電電路按恒壓限流充電法充電，每次充電至滿約需要6~8小時，充滿電的電池約可供本儀表連續(xù)工作6～8小時，為了保證電池的壽命，儀表存放期應每三個月充電一次。</span></span></p><p><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電池重新配組方法：當儀表內(nèi)鎳氫電池有損壞或供電性能差需要重新配入時，重新配入的十個電池應經(jīng)過電池容量檢測充放電器來檢測證明容量基本一致，然后每個電池又經(jīng)過充滿才安裝到</span><span style="font-family:宋體">GM兆歐表內(nèi)。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(85, 85, 85); font-family: Tahoma; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: 楷體_gb2312; font-size: small;"><span style="margin: 0px; font-size: 14px;"><br/></span></span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" 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