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本公司供應(yīng)東莞冷熱沖擊試驗(yàn)箱，型號49A。質(zhì)量保證，歡迎咨詢洽談。  <\/p>

A<\/span><\/b>、工作原理<\/span><\/b><\/span><\/b> <\/p>

    <\/span><\/span>利用低溫及高溫蓄冷熱儲存槽，依動(dòng)作需要打開<\/span>DAMPER<\/span>，將儲存槽內(nèi)之冷熱溫度導(dǎo)入試驗(yàn)槽內(nèi)從而達(dá)到快速溫度沖擊效果<\/span>,<\/span>平衡調(diào)溫控制系統(tǒng)（<\/span>BTC<\/span>）<\/span>+ <\/span>特殊設(shè)計(jì)之<\/span>正壓<\/span>送風(fēng)循環(huán)系統(tǒng)<\/span>,<\/span>以<\/span>P.I.D.<\/span>方式控制<\/span>SSR,<\/span>使系統(tǒng)之加熱量等于熱損耗量<\/span>,<\/span>故能長期穩(wěn)定的使用<\/span>。<\/span><\/span> <\/p>

B<\/span><\/b>、試樣限制<\/span><\/b><\/span><\/b> <\/p>

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

 <\/span><\/span>本試驗(yàn)設(shè)備禁止：<\/span><\/span> <\/p>

易燃、易爆、易揮發(fā)性物質(zhì)試樣的試驗(yàn)或儲存<\/span><\/span> <\/p>

腐蝕性物質(zhì)試樣的試驗(yàn)或儲存<\/span><\/span> <\/p>

生物試樣的試驗(yàn)或儲存<\/span><\/span> <\/p>

強(qiáng)電磁發(fā)射源試樣的試驗(yàn)或儲存<\/span><\/span> <\/p>

<\/span> <\/p>

C<\/span><\/b>、測試環(huán)境條件<\/span><\/b><\/span><\/b> <\/p>

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

    <\/span><\/span>環(huán)境溫度為<\/span>+25<\/span>℃<\/span>、相對濕度≤<\/span>85%<\/span><\/span>、試驗(yàn)箱內(nèi)無試樣條件下<\/span><\/span> <\/p>

<\/span> <\/p>

D<\/span><\/b>、測試方法<\/span><\/b><\/span><\/b> <\/p>

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

    <\/span><\/span>GB/T 5170.2-1996 <\/span>溫度試驗(yàn)設(shè)備<\/span><\/span> <\/p>

<\/span> <\/p>

E<\/span><\/b>、滿足試驗(yàn)標(biāo)<\/span><\/b><\/span><\/b> <\/p>

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

   <\/span><\/span>符合<\/span>GB2423,IEC68-2-14,JIS C 0025,MIL-STD-883E,<\/span>IPC2.6.7,BELLCORE<\/span>等規(guī)範(fàn)。<\/span><\/span><\/b> <\/p>

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