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\rL4660SC<\/span>超聲波液位計<\/span><\/strong><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong>應(yīng)用場合 <\/span>液體<\/span>\r<\/p>\r\r□<\/span>化工石油 <\/span>□<\/span>水廠處理 <\/span>□<\/span>醫(yī)藥生產(chǎn) <\/span>□<\/span>食品加工<\/span>
\r□<\/span>造紙行業(yè) <\/span>□<\/span>酒類飲品 <\/span>□水電電力<\/span><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong>工作原理由探頭發(fā)出超聲波脈沖，以聲波速度傳播，遇到被測介質(zhì)表面被反射，部分反射回波被同一探頭接收，轉(zhuǎn)換成電信號。由于探頭到被測介質(zhì)表面的距離與從發(fā)射到接受一超聲波脈沖所需的時間成正比，由此可換算出被測介質(zhì)的物位高度。<\/span>\r<\/p>\r\r如果被測介質(zhì)與探頭距離太近，會造成反射波與發(fā)射波重疊，無法正確測量的這段距離稱之為盲區(qū)。盲區(qū)的大小與超聲波脈沖的頻率有關(guān)。<\/span><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong>應(yīng)用場合 液體<\/span><\/span>\r<\/p>\r\r□<\/span>化工石油 <\/span>□<\/span>水廠處理 <\/span>□<\/span>醫(yī)藥生產(chǎn) <\/span>□<\/span>食品加工<\/span>
\r□<\/span>造紙行業(yè) <\/span>□<\/span>酒類飲品 <\/span>□<\/span>水電電力<\/span><\/span><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong> <\/span><\/span>\r<\/p>\r\r■<\/span>現(xiàn)場液晶顯示<\/span><\/span>\r<\/p>\r\r■<\/span>簡便的按鈕式編程設(shè)置，內(nèi)置快速組態(tài)菜單<\/span>
\r■<\/span>參數(shù)設(shè)定簡單快捷<\/span>
\r■<\/span>內(nèi)置溫度補償<\/span><\/span><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong>產(chǎn)品選型<\/span>L4660SC<\/span>－<\/span>□□<\/span><\/span>\r<\/p>\r\r04： 4米量程/0.45米盲區(qū)<\/span>
\r06<\/span>： 6米量程/0.45米盲區(qū)<\/span>
\r08<\/span>： 8米量程/0.45米盲區(qū)<\/span>
\r10<\/span>： 10米量程/0.45米盲區(qū)<\/span><\/span><\/span>\r<\/p>\r\rL4660SC超聲波液位計<\/strong>技術(shù)參數(shù)<\/span> <\/span>超聲波頻率 <\/span>40KHZ<\/span><\/span>\r<\/p>\r\r測量范圍<\/span>4m<\/span>；<\/span>6m<\/span>；<\/span>8m<\/span>；<\/span>10m<\/span>；<\/span>
\r測量盲區(qū) <\/span>0.45m<\/span>
\r測量角度 <\/span>12°<\/span>（全角）<\/span> <\/span>
\r測量精度 <\/span>±0.3%<\/span>
\r溫度補償 <\/span><= ±2°C<\/span>
\r液晶顯示 <\/span>4<\/span>位<\/span>LCD<\/span>
\r輸出信號 <\/span>4~20mA<\/span>電流輸出<\/span>
\r環(huán)境溫度 <\/span>-10°C~60°C<\/span>
\r溫度壓力 <\/span> 0.2Mpa @ 25°C<\/span>
\r外殼材料 <\/span>PBT<\/span>合金<\/span>
\r探頭材料<\/span> PBT<\/span>合金<\/span>
\r安裝形式 <\/span>G2 1/4<\/span>螺紋<\/span>
\r防護等級 <\/span>IP65<\/span><\/span><\/span>\r<\/p><\/div>
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