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        10/700<\/span>μ<\/span><\/span>S<\/span><\/span>波形脈沖發(fā)生器共贏價格發(fā)售<\/span><\/p>

                 <\/span><\/span> <\/p>

??????????<\/span> <\/p>

1950S脈沖發(fā)生器<\/span><\/span>用于產(chǎn)生脈沖信號和高壓直流信號的試驗儀器，<\/span><\/span>輸出波形有<\/span><\/span>10/700μ<\/span>S<\/span>，<\/span>1.2/50<\/span>μ<\/span>S<\/span>。<\/span><\/span>此儀器按<\/span> GB4943.1-2011(IEC60950-1：<\/span>2005<\/span>，<\/span>MOD) <\/span>標(biāo)準(zhǔn)的附錄<\/span>N.1<\/span>要求進(jìn)行設(shè)計制作，對各類信息技術(shù)設(shè)備進(jìn)行模擬通信網(wǎng)絡(luò)中的閃電干擾和模擬配電系統(tǒng)中的瞬態(tài)電壓，屬電氣安全試驗儀器設(shè)備。 <\/span><\/span> <\/p>

 <\/span> <\/p>

     <\/span>1950s<\/span>脈沖發(fā)生器特點：<\/span><\/span><\/span> <\/p>

1. 配置高：<\/span><\/span>選用松下<\/span>PLC可編程控制器（<\/span>FP-X C14R<\/span>）控制，<\/span><\/span> <\/p> <\/li>

2. 所有參數(shù)和儀器的工作狀態(tài)在臺灣威倫通<\/span>7寸彩色觸摸屏（<\/span>TK6070iH<\/span>）上顯示和設(shè)置<\/span><\/span> <\/p>

   3. 安全性高：具有過壓保護(hù)<\/span><\/span> <\/p>

   4.<\/span>中英文菜單界面<\/span><\/span> <\/p>

    <\/span> <\/p>

   1950s<\/span>脈沖發(fā)生器的用戶：<\/span><\/span><\/span> <\/p> <\/li><\/ol>

   1. 電氣安全檢測實驗室<\/span><\/span> <\/p> <\/li>

   2. 電子生產(chǎn)企業(yè)<\/span><\/span> <\/p> <\/li>

   3. 家電生產(chǎn)企業(yè)<\/span><\/span> <\/p> <\/li>

   4. 電子元器件廠家<\/span><\/span> <\/p>

       <\/span> <\/p>

      1950s<\/span>脈沖發(fā)生器<\/span><\/span><\/span>技術(shù)指標(biāo)<\/span><\/span> <\/p>

      1.<\/span>試驗脈沖波形：<\/span> 10/700uS<\/span> <\/p>

      ①<\/span><\/span>波形誤差：<\/span> ± 20％；<\/span><\/span> <\/p>

      ②<\/span><\/span>輸出脈沖電<\/span><\/span>壓：<\/span> 0 ～ <\/span>4kV<\/span>，連續(xù)可<\/span><\/span>調(diào)；<\/span><\/span> <\/p>

      ③<\/span><\/span>電壓數(shù)顯準(zhǔn)確度：<\/span> ± 5％ <\/span>± 3<\/span>字；<\/span><\/span> <\/p>

      2<\/span>試驗脈沖波形：<\/span> 1.2/50uS<\/span> <\/p>

      ①<\/span><\/span>波形誤差：<\/span> ± 20％；<\/span><\/span> <\/p>

      ②<\/span><\/span>輸出脈沖電壓<\/span><\/span>：<\/span> 0 ～ <\/span>6kV<\/span>，連<\/span><\/span>續(xù)可調(diào)；<\/span><\/span> <\/p>

      ③<\/span><\/span>電壓數(shù)顯準(zhǔn)確度：<\/span> ± 5％ <\/span>± 3<\/span>字；<\/span><\/span> <\/p>

       <\/span> <\/p>

      3.<\/span>充放電時間設(shè)置：<\/span> 1秒 ～ <\/span>999 <\/span>秒<\/span><\/span> <\/p>

      4.<\/span>其準(zhǔn)確度：<\/span> ± 1％<\/span><\/span> <\/p>

      5.<\/span>充放電次數(shù)設(shè)置：<\/span> 0 ～ <\/span>999 <\/span>次<\/span><\/span> <\/p>

      6.<\/span>其準(zhǔn)確度：<\/span> ± 1次。<\/span><\/span> <\/p>

      7.<\/span>輸出電壓極性：<\/span> 正負(fù)交替切換<\/span><\/span> <\/p>

      8.<\/span>監(jiān)測輸出端分壓比：<\/span> 1：<\/span>1000<\/span><\/span> <\/p>

      9.<\/span>過流保護(hù)和過壓保護(hù)<\/span> 可連續(xù)設(shè)置保護(hù)值（機(jī)內(nèi)調(diào)節(jié)設(shè)置）；<\/span><\/span> <\/p>

      10.<\/span>顯示和操作方式：<\/span><\/span>7寸彩色觸摸屏（<\/span>TK6070iH<\/span>）<\/span><\/span>顯示和菜單界面操作；<\/span><\/span> <\/p>

      11.<\/span>高壓變壓器功率<\/span><\/span>：<\/span>400VA；<\/span><\/span> <\/p>

      12.<\/span>儀器尺寸：約<\/span>640mm（長）<\/span>×460mm<\/span>（深）<\/span>×320mm<\/span>（高）；<\/span><\/span> <\/p>

      13.<\/span>工作電源：<\/span> 220V ± 10％，<\/span>50Hz ± 2Hz<\/span>。<\/span><\/span> <\/p>

       <\/span> <\/p>

      試驗網(wǎng)絡(luò)電路圖：<\/span><\/span> <\/p>

      GB4943-2001(IEC60950：<\/span>1999) <\/span>標(biāo)準(zhǔn)的<\/span>2.10.3.4<\/span>條款和<\/span>6.2.2.1<\/span>條款中的試驗網(wǎng)絡(luò)電路圖<\/span><\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

       <\/span> <\/p>

      注<\/span>:<\/span> <\/span>
      <\/span>1)上圖中的電路用來產(chǎn)生脈沖電壓，所用元器件數(shù)值見下表，電容器<\/span>C<\/span><\/span>_{1<\/span><\/sub>起始狀態(tài)被充電壓<\/span>Uc。<\/span>10/700μs<\/span>（<\/span>10μs<\/span>為視在波前時間，<\/span>700μs<\/span>為視在半峰值時間，其波形見圖<\/span>9<\/span>所示，<\/span>T<\/span><\/span>1<\/span><\/sub>為視在波前時間，<\/span>T為視在半峰值時間）的脈沖試驗電路是用來模擬通信網(wǎng)絡(luò)中的閃電干擾。<\/span><\/span> <\/span>
      <\/span>2）<\/span>1.2/50μs (1.2μs<\/span>為視為在波前時間，<\/span>50μs<\/span>為視在半峰值時間，其波形見圖<\/span>9<\/span>所示<\/span>)<\/span>的脈沖試驗電路是用來模擬配電系統(tǒng)中的瞬態(tài)電壓。<\/span><\/span> <\/span>
      <\/span>3）脈沖波形是指在開路條件下的波形，在不同的負(fù)載條件下波形是各不相同的。由于大量的電荷儲存在電容器<\/span>C<\/span><\/span>1<\/span><\/sub>內(nèi)，因此在使用這些發(fā)生器時需要十分小心。<\/span><\/span> <\/span>
      <\/span>脈沖發(fā)生器電路中的元件值表：<\/span><\/span> <\/span>
      <\/span> <\/p> <\/li><\/ol>}

      試驗脈沖<\/span> <\/p> <\/td>	C<\/span>1<\/span><\/sub> <\/p> <\/td>	R<\/span>1<\/span><\/sub> <\/p> <\/td>	R<\/span>2<\/span><\/sub> <\/p> <\/td>	C<\/span>2<\/span><\/sub> <\/p> <\/td>	R<\/span>3<\/span><\/sub> <\/p> <\/td> <\/tr>
      10/700μs<\/span> <\/p> <\/td>	20μF<\/span> <\/p> <\/td>	50Ω<\/span> <\/p> <\/td>	15Ω<\/span> <\/p> <\/td>	0.2μF<\/span> <\/p> <\/td>	25Ω<\/span> <\/p> <\/td> <\/tr>
      1.2/50μs<\/span> <\/p> <\/td>	1μF<\/span> <\/p> <\/td>	76Ω<\/span> <\/p> <\/td>	13Ω<\/span> <\/p> <\/td>	30nF<\/span> <\/p> <\/td>	25Ω<\/span> <\/p> <\/td> <\/tr> <\/tbody><\/table>  <\/span> <\/p> <\/p>

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