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宋體; font-size: 12px; background-color: rgb(234, 234, 234); text-indent: 18.05pt;"><span style="font-size:14px"><strong>ETCR3200C雙鉗多功能接地電阻測試儀</strong>專為現(xiàn)場測量接地電阻、土壤電阻率、接地電壓、接地線漏電流、交流電流、直流電阻而精心設(shè)計制造的，采用數(shù)字處理技術(shù)，精密4線法、3線法和簡易2線法、選擇法、雙鉗法測量接地電阻，大口徑電流鉗設(shè)計，可測量使用大型接地引下線的接地系統(tǒng)，可靈活準(zhǔn)確測量單點和網(wǎng)狀接地等各種復(fù)雜接地情況的任意接地電阻值，并聯(lián)接地測量時無需斷開任何并聯(lián)接地電極，Max程度地提高測量的方便性。導(dǎo)入FFT(快速傅立葉變換)技術(shù)、AFC(自動頻率控制)技術(shù)，具有*的抗干擾能力和環(huán)境適應(yīng)能力，重復(fù)測試一致性強，確保長年測量的高精度、高穩(wěn)定性和高可靠性。儀表外殼采用防水保護箱，防撞、防摔、防水（防護等級IP65）堅固安全耐用，儀表還配有大容量可充電鋰電池組，特別適合在戶外工地使用。其廣泛應(yīng)用于電力、電信、氣象、油田、建筑、防雷及工業(yè)電氣設(shè)備等的接地電阻、土壤電阻率、接地電壓、交流電流、漏電流測量。</span></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;"><span style="font-size:14px"><strong>ETCR3200C雙鉗多功能接地電阻測試儀</strong>又名<strong>雙鉗接地電阻測試儀</strong>、<strong>雙鉗接地電阻儀</strong>，由主機、電流鉗(雙鉗)、數(shù)據(jù)軟件、測試線、輔助接地棒、通訊線等組成。主機超大LCD顯示，具有背光、棒圖指示，一目了然。同時能存儲2000組數(shù)據(jù)，通過數(shù)據(jù)軟件可以實現(xiàn)歷史數(shù)據(jù)讀取、查閱、保存、報表、打印等功能。</span></p><p class="MsoNormal" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; text-indent: 0pt; background-color: rgb(234, 234, 234);"><span style="font-size:14px">型號類別</span></p><table border="1" cellspacing="0" class="MsoTableGrid" style="background-color:rgb(234, 234, 234); border-collapse:collapse; border:none; color:rgb(68, 68, 68); font-family:宋體; font-size:12px; max-width:100%; width:694px; word-break:inherit"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="101"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">產(chǎn)品名稱</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">產(chǎn)品型號</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="179"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">功能</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:14px">備注</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="101"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">數(shù)字式接地電阻測試儀</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">ETCR3000C</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="179"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電壓測試</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="101"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻/土壤電阻率測試儀</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">ETCR3100C</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="179"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電壓測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">土壤電阻率測試</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="101"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">雙鉗接地電阻測試儀</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="94"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">ETCR3200C</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="179"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電壓測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">土壤電阻率測試</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">電流、漏電流測試</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="66"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"> </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;"><span style="font-size:14px"> </span></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;"><span style="font-size:14px"><strong>二</strong><strong>．技術(shù)規(guī)格</strong></span></h1><h2 style="font-size: 12px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234);"><span style="font-size:14px"><strong>1．基準(zhǔn)條件和工作條件</strong></span></h2><table border="1" cellspacing="0" class="MsoNormalTable" style="background-color:rgb(234, 234, 234); border-collapse:collapse; border:none; color:rgb(68, 68, 68); font-family:宋體; font-size:12px; max-width:100%; width:694px; word-break:inherit"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>影響量</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>基準(zhǔn)條件</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>工作條件</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>備注</strong></span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">環(huán)境溫度</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">23℃±1℃</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">-10℃～40℃</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">----</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">環(huán)境濕渡</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">40%～60%</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">＜80%</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">----</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">儀表工作電壓</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">7.8V±0.1V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">DC 7.8V±0.6V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">----</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">輔助接地電阻值</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">＜100Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">＜5kΩ</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 18pt; text-align: center;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">干擾電壓</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">應(yīng)避免</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">＜20V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 18pt; text-align: center;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">干擾電流</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">應(yīng)避免</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">＜2A</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 18pt; text-align: center;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">測<strong>R</strong>時電極間距</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>a</strong>＞5d</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>a</strong>＞5d</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 18pt; text-align: center;"><span style="font-size:14px"> </span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px">測<strong>ρ</strong>時電極間距</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>a</strong>＞20h</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>a</strong>＞20h</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="108"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 18pt; text-align: center;"><span style="font-size:14px"> </span></p></td></tr></tbody></table><h2 style="font-size: 12px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234);"><span style="font-size:14px"><strong>2．一般規(guī)格</strong></span></h2><table border="1" cellspacing="0" class="MsoNormalTable" style="background-color:rgb(234, 234, 234); border-collapse:collapse; border:none; color:rgb(68, 68, 68); font-family:宋體; font-size:12px; max-width:100%; width:694px; word-break:inherit"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>功能</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻、土壤電阻率、直流電阻、接地電壓、交流電流、漏電流測量</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電源</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">DC 7.4V 2600mAh 可充鋰電池，電池充滿約8.4V</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>背光</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">可控背光，適合昏暗場所使用</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測量方式</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">精密四線、三線法測量、簡易二線、選擇法、雙鉗法測量接地電阻</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測量方法</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">二三四線法測量：變極法，測量電流20mA Max</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">選擇法測量：變極法，測量電流20mA Max</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">雙鉗法：非接觸互感測量法，測試電流1mA Max</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">土壤電阻率：四極法(溫納法)</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">直流電阻：變極法</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">交流電流：平均值整流(鉗形)</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">對地電壓：平均值整流(<strong>P</strong><strong>(S)</strong>-<strong>ES</strong>接口間)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測試電壓波形</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">正弦波</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測試頻率</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">128Hz/111Hz/105Hz/94Hz(自動選頻)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>短路測試電流</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 20mA max</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>開路測試電壓</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 40V max</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電極間距范圍</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1m～100m</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>顯示模式</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">4位超大LCD顯示，帶背光</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測量指示</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">測量中LED閃爍指示，LCD倒計數(shù)顯示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>LCD尺寸</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">128mm×75mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>LCD顯示域</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">124mm×67mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>儀表尺寸</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">高寬厚：280mm×260mm×160mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗尺寸</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">高寬厚：185mm×115mm×43mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測試線</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">4條：紅色20m，黑色20m，黃色10m，綠色10m各1條</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>簡易測試線</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">2條：紅色1.6m，黑色1.6m各1條</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>輔助接地棒</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">4根：φ10mm×150mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">2把：藍(lán)黑插頭，紅黑插頭各1把</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗口徑</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">φ68mm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗匝比</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1000:1</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗引線</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">長2m</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測量時間</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">交流電流：約2次/秒</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">對地電壓：約2次/秒</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">接地電阻：約7秒/次</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>測量次數(shù)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">5000次以上(短路測試，測1次，停30秒再測)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>線路電壓</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 600V以下測量</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>通訊接口</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">具有RS232接口，存儲數(shù)據(jù)可以通過軟件上傳電腦</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>通訊線</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">RS232通訊線1條，長1.5m</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>數(shù)據(jù)保持</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">保持?jǐn)?shù)據(jù)時“<strong><span style="background:rgb(127, 127, 127)">HOLD</span></strong>”符號指示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>數(shù)據(jù)存儲</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">2000組，“<strong><span style="background:rgb(127, 127, 127)">MEM</span></strong>”存儲指示，顯示“<strong><span style="background:rgb(127, 127, 127)">FULL</span></strong>”符號表示存儲已滿</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>數(shù)據(jù)查閱</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">查閱數(shù)據(jù)時“<strong><span style="background:rgb(127, 127, 127)">READ</span></strong>”符號指示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>溢出顯示</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">超量程溢出時“<strong><span style="background:rgb(127, 127, 127)">OL</span></strong>”符號指示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電流鉗低電流指示</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><img class="41342df3-32ad-421b-a2f0-2cd1cf6975b0" src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml1624/wps2.png" style="height:auto; margin:0px auto 5px !important; max-width:98%; width:18" />選擇法或者雙鉗法測量時,當(dāng)CT2接收的電流信號低于0.5mA時，顯示“ ”符號,此時應(yīng)檢查CT2電流鉗的鉗入方向</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>干擾測試</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">自動識別干擾信號，干擾電壓高于5V時“<strong><span style="background:rgb(127, 127, 127)">NOISE</span></strong>”符號指示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>輔助接地測試</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">具有輔助接地電阻值測試功能，0.00kΩ～30.00kΩ(100<strong>R</strong>+<strong>rC</strong><50kΩ，100<strong>R</strong>+<strong>rP</strong><50kΩ)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>報警功能</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">測量值超過報警設(shè)定值時，“嘟--嘟--嘟--”報警提示</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電池電壓</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">當(dāng)電池電壓降到約DC 7.2V±0.1V時，電池電壓低符號“<img class="5377382f-90d3-4d5a-823c-6dcddbd537f1" src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml1624/wps3.jpg" style="height:auto; margin:0px auto 5px !important; max-width:98%; width:19" />”顯示，提醒儀表需進行充電</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>自動關(guān)機</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">開機15分鐘后自動關(guān)機</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>工作電流</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">背光：25mA Max(單獨背光耗電)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">待機：25mA Max(開機后背光關(guān)閉)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">測量：150mA Max(背光關(guān)閉)</span></p></td></tr><tr><td rowspan="5" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>質(zhì) 量</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">儀表：2230g(含電池)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">儀表包915g</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">電流鉗：1050g(2把)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">測試線：1560g(含簡易測試線)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">輔助接地棒：935g(4根)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>工作溫濕度</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">-10℃～40℃；80%rh以下</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>存放溫濕度</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">-20℃～60℃；70%rh以下</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>防護等級</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">IP65（合蓋時）</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>過載保護</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="top" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">測量接地電阻：<strong> C</strong><strong>(H)</strong><strong>-E</strong>、<strong>P</strong><strong>(S)</strong><strong>-ES</strong>各端口間AC 280V/3秒</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>絕緣電阻</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">20MΩ以上(電路與外殼之間500V)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>耐壓</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 3700V/rms(電路與外殼之間)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>電磁特性</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">IEC61326(EMC)</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="88"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>適合安規(guī)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="345"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">IEC61010-1(CAT Ⅲ 300V、CAT IV 150V、污染等級2)；IEC61010-031；</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">IEC61557-1(接地電阻)；</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">IEC61557-5(土壤電阻率)；</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">JJG 366-2004(接地電阻表)；</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">JJG 1054-2009(鉗形接地電阻儀)。</span></p></td></tr></tbody></table><p class="MsoSubtitle" style="margin: 5px 0px; color: rgb(68, 68, 68); font-family: 宋體; font-size: 12px; background-color: rgb(234, 234, 234);"><span style="font-size:14px"><strong> </strong></span></p><h2 style="font-size: 12px; color: rgb(68, 68, 68); font-family: 宋體; background-color: rgb(234, 234, 234);"><span style="font-size:14px"><strong>3．基準(zhǔn)條件下基本誤差及性能指標(biāo)</strong></span></h2><table border="1" cellspacing="0" class="MsoNormalTable" style="background-color:rgb(234, 234, 234); border-collapse:collapse; border:none; color:rgb(68, 68, 68); font-family:宋體; font-size:12px; max-width:100%; width:694px; word-break:inherit"><tbody><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>測量功能</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>測量范圍</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>精度</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>分辨率</strong></span></p></td></tr><tr><td rowspan="4" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>二三四線法測量接地電阻(Re)、直流電阻(R</strong><strong><u>—</u></strong><strong>)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.00Ω～29.99Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±5dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">30.0Ω～299.9Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.1Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">300Ω～2999Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">3.00kΩ～30.00kΩ</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±4%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">10Ω</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>選擇法測量接地電阻(Re)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.00Ω～29.99Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±5dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">30.0Ω～299.9Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.1Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">300Ω～3000Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1Ω</span></p></td></tr><tr><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>雙鉗法測量接地電阻(Re)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01Ω～0.99Ω</span></p></td><td rowspan="3" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±10%rdg±5dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1.0Ω～29.9Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.1Ω</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">30Ω～100Ω</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1Ω</span></p></td></tr><tr><td rowspan="6" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px"><strong>土壤電阻率(ρ)</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.00Ωm～99.99Ωm</span></p></td><td rowspan="6" style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">根據(jù)R的測量精度而定</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">(ρ=2πaR</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">a:1 m～100m；</span></p><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">π=3.14)</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01Ωm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">100.0Ωm～999.9Ωm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.1Ωm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1000Ωm～9999Ωm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1Ωm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">10.00kΩm～99.99kΩm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">10Ωm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">100.0kΩm～999.9kΩm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">100Ωm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1000kΩm～9000kΩm</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">1kΩm</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>接地電壓50Hz/60Hz</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 0.0～100.0V</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.1V</span></p></td></tr><tr><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="104"><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>交流電流</strong></span></p><p align="center" class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt; text-align: center;"><span style="font-size:14px"><strong>50Hz/60Hz</strong></span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="122"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">AC 0.00mA～600.0A</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="132"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">±2%rdg±3dgt</span></p></td><td style="padding: 0px; border: 1pt solid windowtext;" valign="center" width="75"><p class="MsoNormal" style="margin: 5px 0px; text-indent: 0pt;"><span style="font-size:14px">0.01mA</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;"><span style="font-size:14px">注：1.rC max或rP max時的附加誤差≤±5%rdg±5dgt。</span></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;"><span style="font-size:14px">(<strong>rC</strong> max: 4kΩ+100<strong>R</strong>＜50kΩ, <strong>rP</strong> max: 4kΩ+100<strong>R</strong>＜50kΩ)</span></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;"><span style="font-size:14px">2.5V干擾電壓時的附加誤差≤±5%rdg±5dgt。</span></p><p class="MsoNormal" style="margin: 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