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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> > ETCR4400三相數(shù)字相位伏安表性能使用方法</div> <div id="quimsyk" class="inpage_content"> <div id="quimsyk" class="nr_main_box"> <h1 class="inside_rnewtil">ETCR4400三相數(shù)字相位伏安表性能使用方法</h1> <div id="quimsyk" class="inside_rnewtime">點擊次數(shù)：1861 更新時間：2017-11-01</div> <div id="quimsyk" class="inside_rnewcon"><p><strong>ETCR4400三相數(shù)字相位伏安表性能使用方法</strong></p><p>ETCR4400三相數(shù)字相位伏安表是我公司精心研制的一款專為現(xiàn)場測試的多功能、數(shù)字式、智能化儀表，具有高精度、高穩(wěn)定、低功耗、使用方便等特點?？梢栽诒粶y回路不開路的情況下，同時測量三相交流電壓、電流、電壓間相位、電流間相位、電壓電流間相位、頻率、相序、有功功率、無功功率、視在功率、功率因數(shù)、電流矢量和，判別變壓器接線組別、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之間的相位關系，檢查電度表的接線正確與否，檢修線路設備等，為用電檢查人員提供一種安全、準確、便捷的新型電力儀表。</p><p><img alt="" src="http://img64.chem17.com/9/20171101/636451202581542348339.jpg" style="height:800px; width:800px" /></p><p>ETCR4400三相數(shù)字相位伏安表配有防振、防滑、高絕緣護套，采用240dots×160dots LCD顯示器，動態(tài)顯示，向量圖指示，一目了然，盡顯精美豪華外觀。其圓形大鉗口適用于粗導線檢測。儀表配有USB接口，可存儲500組數(shù)據(jù)，通過系統(tǒng)軟件上傳所存數(shù)據(jù)到電腦，實現(xiàn)在線實時監(jiān)測與歷史查詢，動態(tài)顯示，能讀取、保存、報表、打印歷史數(shù)據(jù)等。</p><p>三相數(shù)字相位伏安表又名智能型三相數(shù)字相位伏安表、多功能三相數(shù)字相位伏安表、三鉗數(shù)字相位伏安表等，適用于電力、石化、冶金、鐵路、工礦企業(yè)、科研院校、計量部門等。尤其適用于電能計費系統(tǒng)及繼電保護系統(tǒng)。 </p><p><strong>二．技術規(guī)格</strong></p><p><strong>1</strong><strong>．基準條件和工作條件</strong></p><table border="1" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border:none; color:rgb(51, 51, 51); font-family:microsoft yahei; font-size:12px; max-width:100%; padding:0px; width:800px; word-break:inherit"><tbody><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">影響量</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">基準條件</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">工作條件</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">備注</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">環(huán)境溫度</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">23</span></span><span style="font-family:宋體"><span style="font-size:9pt">℃</span></span><span style="font-family:宋體"><span style="font-size:9pt">±1℃</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">-10</span></span><span style="font-family:宋體"><span style="font-size:9pt">℃</span></span><span style="font-family:宋體"><span style="font-size:9pt">～40℃</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">環(huán)境濕度</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">40%</span></span><span style="font-family:宋體"><span style="font-size:9pt">～60%</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">＜80%</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">信號波形</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">正弦波</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">正弦波</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">β=0.01</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">信號頻率</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">50HZ</span></span><span style="font-family:宋體"><span style="font-size:9pt">±1HZ</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">45HZ</span></span><span style="font-family:宋體"><span style="font-size:9pt">～65HZ</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">儀表工作電壓</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">9V</span></span><span style="font-family:宋體"><span style="font-size:9pt">±0.1V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">9V</span></span><span style="font-family:宋體"><span style="font-size:9pt">±1.5V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">測相位頻率相序時</span></span></p><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電流幅值</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">1A</span></span><span style="font-family:宋體"><span style="font-size:9pt">±0.2A</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">2mA</span></span><span style="font-family:宋體"><span style="font-size:9pt">～20A</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">測相位頻率相序時</span></span></p><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電壓幅值</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">100V</span></span><span style="font-family:宋體"><span style="font-size:9pt">±20V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">10V</span></span><span style="font-family:宋體"><span style="font-size:9pt">～600V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">測功率功率因數(shù)時</span></span></p><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電流幅值</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">1A</span></span><span style="font-family:宋體"><span style="font-size:9pt">±0.2A</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">20mA</span></span><span style="font-family:宋體"><span style="font-size:9pt">～20A</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">測功率功率因數(shù)時</span></span></p><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電壓幅值</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">100V</span></span><span style="font-family:宋體"><span style="font-size:9pt">±20V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">10V</span></span><span style="font-family:宋體"><span style="font-size:9pt">～600V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">----</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">外電場、磁場</span></span></p></td><td colspan="3"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">應避免</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">被測導線位置</span></span></p></td><td colspan="3"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">被測導線處于鉗口的近似幾何中心位置</span></span></p></td></tr></tbody></table><p><strong>2</strong><strong>．基準條件下基本誤差及性能指標</strong></p><table border="1" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border:none; color:rgb(51, 51, 51); font-family:microsoft yahei; font-size:12px; max-width:100%; padding:0px; width:800px; word-break:inherit"><tbody><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">類別</span></span></strong></p></td><td style="vertical-align:top"><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">量程</span></span></strong></p></td><td style="vertical-align:top"><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">分辨率</span></span></strong></p></td><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">基本誤差</span></span></strong></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電壓</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">AC 0.00V</span></span><span style="font-family:宋體"><span style="font-size:9pt">～600V</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.01V</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(0.5%量程)</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">電流</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">AC 0.0mA</span></span><span style="font-family:宋體"><span style="font-size:9pt">～20.0A</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.1mA</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(0.5%量程)</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">相位</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.0</span></span><span style="font-family:宋體"><span style="font-size:9pt">°～360°</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.1</span></span><span style="font-family:宋體"><span style="font-size:9pt">°</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±1°</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">有功功率P</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.0W</span></span><span style="font-family:宋體"><span style="font-size:9pt">～12kW</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.1W</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(1.0%量程)</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">無功功率Q</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.0VAR</span></span><span style="font-family:宋體"><span style="font-size:9pt">～12kVAR</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.1VAR</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(1.0%量程)</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">視在功率S</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.0VA</span></span><span style="font-family:宋體"><span style="font-size:9pt">～12kVA</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.1VA</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(1.0%量程)</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">功率因數(shù)PF</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">-1</span></span><span style="font-family:宋體"><span style="font-size:9pt">～+1</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.001</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±0.03</span></span></p></td></tr><tr><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">頻率F</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">45HZ</span></span><span style="font-family:宋體"><span style="font-size:9pt">～65HZ</span></span></p></td><td style="vertical-align:top"><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">0.01HZ</span></span></p></td><td><p style="text-align:center"><span style="font-family:宋體"><span style="font-size:9pt">±(1.0%量程)</span></span></p></td></tr></tbody></table><p>工作條件下的相位誤差：10mA～20A為±3°；10mA以下±6°</p><p><strong>3</strong><strong>．一般規(guī)格</strong></p><table border="1" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border:none; color:rgb(51, 51, 51); font-family:microsoft yahei; font-size:12px; max-width:100%; padding:0px; width:800px; word-break:inherit"><tbody><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">功能</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">同時測量三相交流電壓、電流、電壓間相位、電流間相位、電壓電流間相位、頻率、相序、有功功率、無功功率、視在功率、功率因數(shù)、電流矢量和，判別變壓器接線組別、感性、容性電路，</span></span><span style="font-family:宋體"><span style="font-size:9pt">測試二次回路和母差保護系統(tǒng)，讀出差動保護各組</span></span><span style="font-family:宋體"><span style="font-size:9pt">CT</span></span><span style="font-family:宋體"><span style="font-size:9pt">之間的相位關系，檢查電度表的接線正確與否，檢修線路設備等</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">電源</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">DC9V </span></span><span style="font-family:宋體"><span style="font-size:9pt">堿性干電池(1.5V AA×6)</span></span></p></td></tr><tr><td rowspan="9"><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">量程及分辨力</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">電壓量程：AC 0.00V～600V ；分辨力：AC 0.01V</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">電流量程：AC 0.0mA～20.0A；分辨力：AC 0.1mA</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">相位量程：0.0°～360.0°；分辨力：0.1°</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">頻率量程：45.00Hz～65.00Hz；分辨力：0.01Hz</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">有功功率量程：0.0W～12kW；分辨力：0.1W</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">無功功率量程：0.0VAR～12kVAR；分辨力：0.1VAR</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">視在功率量程：0.0VA～12kVA；分辨力：0.1VA</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">功率因數(shù)量程：-1～+1；分辨力：0.001</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">電流矢量和量程：0mA～60.0A；分辨力：1mA</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">相序</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">正相：U1、U2、U3或I1、I2、I3光標從左往右順次閃爍</span></span></p><p><span style="font-family:宋體"><span style="font-size:9pt">反相：U1、U2、U3或I1、I2、I3光標從右往左順次閃爍</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">儀表質量</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">1360g</span></span><span style="font-family:宋體"><span style="font-size:9pt">(</span></span><span style="font-family:宋體"><span style="font-size:9pt">帶電池)</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">儀表尺寸</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">長寬厚：196mm×92mm×54mm</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">鉗口尺寸</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">35mm</span></span><span style="font-family:宋體"><span style="font-size:9pt">×40mm </span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">檢測</span></span></strong><strong><span style="font-family:宋體"><span style="font-size:9pt">速率</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">約2秒/次</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">顯示模式</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">LCD</span></span><span style="font-family:宋體"><span style="font-size:9pt">顯示，240dots×160dots</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">數(shù)據(jù)保持</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">測試中按<strong>HOLD</strong>鍵保持數(shù)據(jù)，“<strong>HD</strong>”符號顯示</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">數(shù)據(jù)存儲</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">500</span></span><span style="font-family:宋體"><span style="font-size:9pt">組</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">自動關機</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">開機約15分鐘后，儀表自動關機，以降低電池消耗</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">背光功能</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">有，適合昏暗場所及夜間使用</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">電壓檢測</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">當電池電壓低于7.2V時，電池電壓低符號顯示，提醒更換電池</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">通訊接口</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">USB</span></span><span style="font-family:宋體"><span style="font-size:9pt">接口，所存數(shù)據(jù)上傳電腦，便于分析管理數(shù)據(jù)</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">測試線長度</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">1.5m</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">電流鉗線長</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">2m</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">工作溫濕度</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">-10</span></span><span style="font-family:宋體"><span style="font-size:9pt">℃</span></span><span style="font-family:宋體"><span style="font-size:9pt">～40℃；80%Rh以下</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">存放溫濕度</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">-10</span></span><span style="font-family:宋體"><span style="font-size:9pt">℃</span></span><span style="font-family:宋體"><span style="font-size:9pt">～60℃；70%Rh以下</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">輸入阻抗</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">測試電壓輸入阻抗為：1MΩ</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">耐壓</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="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</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">絕緣</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">儀表線路與護套外殼之間≥100MΩ</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">結構</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">雙重絕緣，帶</span></span><span style="font-family:宋體"><span style="font-size:9pt">絕緣防振護套</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">適合安規(guī)</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">IEC61010-1 CAT </span></span><span style="font-family:宋體"><span style="font-size:9pt">Ⅲ 600V，IEC61010-031，IEC61326，污染等級2</span></span></p></td></tr><tr><td rowspan="2"><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">功耗</span></span></strong></p></td><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">開啟背光燈zui大工作電流約80mA，電池連續(xù)工作8小時</span></span></p></td></tr><tr><td style="vertical-align:top"><p><span style="font-family:宋體"><span style="font-size:9pt">關閉背光燈儀表工作電流約50mA，電池連續(xù)工作12小時</span></span></p></td></tr><tr><td><p style="text-align:center"><strong><span style="font-family:宋體"><span style="font-size:9pt">隨機附件</span></span></strong></p></td><td><p><span style="font-family:宋體"><span style="font-size:9pt">主機：1件；電流鉗：3件；測試線：4條；USB數(shù)據(jù)線：1條；光盤：1個；電池（LR6）：6節(jié)；儀表箱：1件</span></span></p></td></tr></tbody></table><p><strong>三．現(xiàn)場應用</strong></p><p style="text-align:center"><strong><img alt="" src="http://zt.yizimg.com/ComFolder/200025478/image/201601/4400%E7%8E%B0%E5%9C%BA%E5%BA%94%E7%94%A8.png" style="height:auto; margin:0px auto 5px !important" /></strong></p></div> <div id="quimsyk" class="inside_newsthree"> <p id="newsprev">上一篇：<b class="newsprev"><a href="/Article-1387911.html">ETCR4300三相數(shù)字相位伏安表性能指標使用方法</a></b></p> <p id="newsnext">下一篇：<b class="newsnext"><a href="/Article-1382708.html">PHY便攜式動平衡測量儀使用方法</a></b></p> <span><a href="/article.html">返回列表>></a></span> </div> </div> </div> </div> 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