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<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：1159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(chǎng)測(cè)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(diǎn)?？梢栽诒粶y(cè)回路不開(kāi)路的情況下直接測(cè)量交流電壓和交流電流，測(cè)量?jī)呻妷洪g、兩電流間和電壓電流間的相位，此外，還可間接測(cè)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(cè)試二次回路和母差保護(hù)系統(tǒng)，讀出差動(dòng)保護(hù)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(dá)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(jì)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(hào)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(hào)</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(cè)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(cè)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(cè)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(cè)試；變壓器組別、感性、容性電路判別；功率因數(shù)、功率間接測(cè)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(kāi)啟背光燈*大約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(shí)</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(shí)</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(chǎng)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(zhǎng)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(cè)量相位時(shí)被測(cè)信號(hào)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(cè)U1-U2相位時(shí)：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(cè)I1-I2相位時(shí)：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(cè)U1-I2或I1-U2相位時(shí)：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(cè)試中按HOLD鍵保持?jǐn)?shù)據(jù)，“DH”符號(hào)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(dòng)關(guān)機(jī)</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(kāi)機(jī)約15分鐘后，儀表自動(dòng)關(guān)機(jī)，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(cè)</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="c763fa39-a53b-497b-a5a1-e40ea39e0a3b" height="13" src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml8108/wps4.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(shí)，電池電壓低符號(hào)“ ”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(jī)約550g（帶電池），表鉗約170g×2，測(cè)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(cè)試線長(zhǎng)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(zhǎng)</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(cè)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(cè)U1U2相位時(shí)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(shí)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(shí) 1分鐘的試驗(yàn)</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);"><img alt="" class="0194c486-b6f9-4fb4-8142-9043b1577ffc" src="http://yt.yizimg.com/ComFolder/195653/image/201906/20190629911310251.jpg?imageView2/2/format/webp/" style="max-width: 98%; height: auto; margin: 0px auto 5px !important;" /></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);"><img alt="" class="ce3719c4-e33b-4a91-8b80-3f1a209e7605" src="http://yt.yizimg.com/ComFolder/195653/image/201906/20190629911318031.JPG?imageView2/2/format/webp/" style="max-width: 98%; height: auto; margin: 0px auto 5px !important;" /></p> <div id="iqaqewgi6e" class="clear"></div> </div> <div id="iqaqewgi6e" class="article"> <p>上一篇：<a href="/Article-2537480.html">ETCR8200蓄電池測(cè)試儀講解</a></p> <p>下一篇：<a href="/Article-2537478.html">ETCR4000雙鉗數(shù)字相位伏安表講解</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" 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