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<input name="" type="submit" class="search-btn" value=""> </form> </div> <div id="iqaqewgi6e" class="clear"></div> </div> </div> <div id="iqaqewgi6e" class="nybanner"><img src="/skins/106676/images/nybanner.jpg"></div> <script src="http://www.chem17.com/mystat.aspx?u=mbdzkj"></script>  <div id="iqaqewgi6e" class="ncontent w_1100"> <div id="iqaqewgi6e" class="h-6">技術(shù)文章<span>您當(dāng)前的位置：<a href="/">首頁</a> > <a href="/article.html">技術(shù)文章</a> > ETCR4000雙鉗數(shù)字相位伏安表講解</span></div>  <div id="iqaqewgi6e" class="n-3 c-news"> <div id="iqaqewgi6e" class="newsnr"> <h1>ETCR4000雙鉗數(shù)字相位伏安表講解</h1> <p class="source"><span>日期：2021-01-27</span><span>瀏覽：1331次</span></p> <div> <p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18.05pt;"><b>ETCR4000</b><b>雙鉗數(shù)字相位伏安表</b>是我公司精心研制的又一款專為現(xiàn)場測試的多功能儀表，具有高精度、高穩(wěn)定、低功耗、使用方便等特點。可以在被測回路不開路的情況下直接測量交流電壓和交流電流，測量兩電壓間、兩電流間和電壓電流間的相位，此外，還可間接測得電路的功率因數(shù)和功率，可以判別三相相序，變壓器接線組別、感性、容性電路，測試二次回路和母差保護系統(tǒng)，讀出差動保護各組CT之間的相位關(guān)系，檢查電度表的接線正確與否，檢修線路設(shè)備等。</p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18.05pt;"><b>ETCR4000</b><b>系列雙鉗數(shù)字相位伏安表</b>采用超大LCD顯示屏，字高達40mm，還具有白屏背光，顯示一目了然，盡顯精美豪華外觀。</p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18.05pt;"><b>ETCR4000</b><b>系列雙鉗數(shù)字相位伏安表</b>適用于電力、石油化工、冶金、鐵路、氣象、工礦企業(yè)、科研院校、計量部門等。</p><h1 style="font-size: 14px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234); font-weight: 700 !important;"><b>二</b><b>．型號規(guī)格</b></h1><table border="1" cellspacing="0" class="MsoNormalTable" style="border-collapse: collapse; word-break: inherit; max-width: 100%; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); width: 694px; border: none;"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="73"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">型</span><span style="font-size: 9pt;"> </span><span style="font-family: Arial; font-size: 9pt;">號</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="105"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">電流鉗尺寸</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">相位測量</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="80"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">電流測量</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="109"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">電壓測量</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="73"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">ETCR4000</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="105"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">Φ</span><span style="font-size: 9pt;">8</span><span style="font-family: Arial; font-size: 9pt;">mm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">√</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="80"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">√</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="109"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">√</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="73"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">ETCR4100</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="105"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">Φ</span><span style="font-size: 9pt;">8</span><span style="font-family: Arial; font-size: 9pt;">mm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">√</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="80"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;"> </span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="109"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;"> </span></p></td></tr></tbody></table><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18.05pt;"><b> </b></p><h1 style="font-size: 14px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234); font-weight: 700 !important;"><b>三</b><b>．技術(shù)參數(shù)</b><b> </b></h1><table border="1" cellspacing="0" class="MsoNormalTable" style="border-collapse: collapse; word-break: inherit; max-width: 100%; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); width: 694px; border: none;"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">功</span></b><b><span style="font-family: Arial; font-size: 9pt;"> </span></b><b><span style="font-family: Arial; font-size: 9pt;">能</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">相位、交流電流、交流電壓、交流漏電流、相序直接測試；變壓器組別、感性、容性電路判別；功率因數(shù)、功率間接測試</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">電源</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">DC9V 堿性干電池（1.5V </span><span style="font-size: 9pt;">LR6</span><span style="font-family: Arial; font-size: 9pt;">×6）</span></p></td></tr><tr><td rowspan="2" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-size: 9pt;">工作電流</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">開啟背光燈Max約35mA,電池連續(xù)工作約</span><span style="font-size: 9pt;">15</span><span style="font-family: Arial; font-size: 9pt;">小時</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">關(guān)閉背光燈,儀表耗電約5mA,電池連續(xù)工作約</span><span style="font-size: 9pt;">1</span><span style="font-family: Arial; font-size: 9pt;">00小時</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">顯示模式</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">LCD顯示，</span><span style="font-size: 9pt;">白</span><span style="font-family: Arial; font-size: 9pt;">屏背光功能，適合昏暗場所</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">LCD尺寸</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">70mm×62mm </span><span style="font-size: 9pt;">；顯示域：</span><span style="font-family: Arial; font-size: 9pt;">64mm×54mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">儀表尺寸</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">長寬厚：19</span><span style="font-size: 9pt;">6</span><span style="font-family: Arial; font-size: 9pt;">mm×92mm×5</span><span style="font-size: 9pt;">4</span><span style="font-family: Arial; font-size: 9pt;">mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">采樣速率</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">約3次/秒</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">量程</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size: 9pt;">*</span><span style="font-family: Arial; font-size: 9pt;">交流電壓：0～20V/200V/500V</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size: 9pt;">*</span><span style="font-family: Arial; font-size: 9pt;">交流電流：0～200mA/2A/10A</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">相位：0～360°</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">測量相位時被測信號的幅值范圍</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測U1-U2相位時：30V～500V</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測I1-I2相位時：10mA～</span><span style="font-size: 9pt;">10.</span><span style="font-family: Arial; font-size: 9pt;">00A</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測U1-I2或I1-U2相位時：10V～500V、10mA～10.00A</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">數(shù)據(jù)保持</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測試中按HOLD鍵保持?jǐn)?shù)據(jù)，“DH”符號顯示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">自動關(guān)機</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">開機約15分鐘后，儀表自動關(guān)機，以降低電池消耗</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">電壓檢測</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;"><img class="8a3af83a-ca88-4188-8211-4a5e2ce3ce73" height="13" src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml8108/wps2.png" style="max-width: 98%; height: auto; margin: 0px auto 5px !important;" width="24" /></span><span style="font-family: Arial; font-size: 9pt;">當(dāng)電池電壓低于7.8V～8V時，電池電壓低符號“ ”顯示，提醒更換電池</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">儀表質(zhì)量</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">主機約550g（帶電池），表鉗約170g×2，測試線約250g</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">測試線長度</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">1.5m</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">電流鉗線長</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">2m</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">工作溫濕度</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">-10℃～40℃； 80%Rh以下</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">存放溫濕度</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">-10℃～60℃； 70%Rh以下</span></p></td></tr><tr><td rowspan="2" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">輸入阻抗</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測試電壓各檔輸入阻抗為：</span><span style="font-size: 9pt;">1</span><span style="font-family: Arial; font-size: 9pt;">MΩ</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">測U1U2相位時電壓輸入阻抗為：40KΩ</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">耐壓</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">儀表線路與外殼間耐受1000V/50Hz的正弦波交流電壓歷時1分鐘；兩電壓輸入端之間能承受500V/50Hz的正弦波交流電壓歷時 1分鐘的試驗</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">絕緣</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">儀表線路與外殼之間、兩電壓輸入端之間≥10MΩ</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="76"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">結(jié) 構(gòu)</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="357"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-family: Arial; font-size: 9pt;">雙重絕緣</span></p></td></tr></tbody></table><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18pt;">(標(biāo)*處表示ETCR4100不具有該功能和參數(shù))</p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18pt;"> </p><h2 style="font-size: 12px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234);"><b>3</b><b>．基準(zhǔn)條件下基本誤差及性能指標(biāo)</b></h2><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18pt;">(標(biāo)*處表示ETCR4100不具有該功能和參數(shù))</p><table border="1" cellspacing="0" class="MsoNormalTable" style="border-collapse: collapse; word-break: inherit; max-width: 100%; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234); width: 694px; border: none;"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">類別</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">量程</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">分辨</span></b><b><span style="font-size: 9pt;">力</span></b></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="151"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><b><span style="font-family: Arial; font-size: 9pt;">基本誤差</span></b></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">*</span><span style="font-family: Arial; font-size: 9pt;">電壓</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">20V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">0.01V</span></p></td><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="151"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">±(0.5%量程)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">200V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">0.1V</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">500V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">1V</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">*</span><span style="font-family: Arial; font-size: 9pt;">電流</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">200mA</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">0.1mA</span></p></td><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="151"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size: 9pt;">±(0.5%量程)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">2A</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">1mA</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">10A</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">10mA</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">相位</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">0～360°</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="122"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">1°</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="151"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-family: Arial; font-size: 9pt;">±</span><span style="font-size: 9pt;">1</span><span style="font-family: Arial; font-size: 9pt;">°</span></p></td></tr></tbody></table><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"><b>注：</b><b>工作條件下的相位誤差：10mA～20A為±3</b><b>°</b><b>；10mA以下±6</b><b>°</b></p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"> </p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"><b><img alt="" class="85dd9ffe-d8f3-410b-b306-e1498f12dc71" src="http://yt.yizimg.com/ComFolder/195653/image/201906/20190629911019071.jpg?imageView2/2/format/webp/" style="max-width: 98%; height: auto; margin: 0px auto 5px !important;" /></b></p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"> </p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"><b><img alt="" class="1540ea39-5d1f-4322-969c-2a41b35e0bf7" src="http://yt.yizimg.com/ComFolder/195653/image/201906/20190629911010971.JPG?imageView2/2/format/webp/" style="max-width: 98%; height: auto; margin: 0px auto 5px !important;" /></b></p> <div id="iqaqewgi6e" class="clear"></div> </div> <div id="iqaqewgi6e" class="article"> <p>上一篇：<a href="/Article-2537479.html">ETCR4000雙鉗數(shù)字相位伏安表講解</a></p> <p>下一篇：<a href="/Article-2532662.html">ETCR3520系列高性能高壓絕緣電阻測試儀講解</a></p> </div> <div id="iqaqewgi6e" class="clear"></div> </div> </div> <div id="iqaqewgi6e" class="n-9"> <div id="iqaqewgi6e" class="c-right"> <div id="iqaqewgi6e" class="c-1 r-pro"> <div id="iqaqewgi6e" class="c-left"> <div id="iqaqewgi6e" class="h-2"><a href="/products.html">產(chǎn)品分類</a></div> <ul> <li><a href="/ParentList-1388067.html" onmouseover="showsubmenu('大電流發(fā)生器')" class="yj">大電流發(fā)生器</a> <div class="iqaqewgi6e" id="submenu_大電流發(fā)生器" style="display:none"> <ul> </ul> </div> </li> <li><a href="/ParentList-1384344.html" onmouseover="showsubmenu('LCR數(shù)字電橋')" 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