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YaHei";">英國CIRRUS CR:308/310聲級計具有A頻率計權(quán)和C頻率計權(quán),具有快速F和慢速S時間計權(quán)，是用于基本噪聲測量及檢測的簡單聲級計。</span></strong></span></p><p><span style="color: rgb(255, 0, 0);"><strong><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";"><br/></span></strong></span></p><p><span style="color: rgb(0, 112, 192);"><strong><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">英國CIRRUS CR:308/310<a target="_self" title="聲級計">聲級計</a>產(chǎn)品簡介：</span></strong></span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">新推出的二級聲級計CR:308 & CR:310用于基本噪聲測量及檢測的簡單聲級計。其應(yīng)用廣泛,是入門級聲級計不錯的選擇. 該系列聲級計符合新標準,測量準確.</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">CR:308 & CR:310提供聲級SPL測量和較大聲級測量Lmax以及峰值測量Cpeak,可顯示A頻率計權(quán)和C頻率計權(quán),具有快速和慢速時間計權(quán).</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">CR:310另外提供等效連續(xù)噪聲測量Leq和總體LEq9h,用于工作噪聲測量評估.CR:310也可直接外接打印機.</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";"><br/></span></p><p><span style="color: rgb(0, 112, 192);"><strong><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">英國CIRRUS CR:308/310聲級計主要性能：</span></strong></span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">簡單易用</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">背光燈圖形LCD顯示屏</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">具有A頻率計權(quán)和C頻率計權(quán),具有快速和慢速時間計權(quán)</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">具有大聲級測量Lmax以及峰值測量Cpeak</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">用戶可調(diào)門限(CR:308)</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">具有等效連續(xù)噪聲測量Leq和總體LEq9h (CR:310)</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">DC和AC輸出</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">長久電池工作時間</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";"><br/></span></p><p><span style="color: rgb(0, 112, 192);"><strong><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">英國CIRRUS CR:308/310聲級計主要應(yīng)用：</span></strong></span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">CR:308和CR:310是理想的可用于測量基本噪聲測量的儀器，其可應(yīng)用在測量車輛噪聲、車間噪聲、火災(zāi)報警、聲控報警及安裝聲音系統(tǒng)中。在聲級計能夠發(fā)揮作用的很多領(lǐng)域中，高技術(shù)規(guī)格的聲級計價格太高，而CR:306是一種適合監(jiān)理工程師的低價格產(chǎn)品。</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">簡單噪聲測量</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">機器和工廠噪聲</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">噪聲條例檢測</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">火警聲量測量</span></p><p><br/></p> <br /> <p><span style="color: rgb(0, 112, 192);"><strong><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">英國CIRRUS CR:308/310聲級計技術(shù)參數(shù)：</span></strong></span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">標準：IEC 61672-1:2013 2級</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">測量范圍：</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">A頻率計權(quán)：30 dB ～130 dB</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">C頻率計權(quán)：40 dB ～130 dB</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">頻率計權(quán)：A計權(quán),C計權(quán)</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">時間計權(quán)：F快響應(yīng), S慢響應(yīng)</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">顯示功能：一般,較大,較小,峰值Cpeak</span></p><p><span style="font-size: 14px; font-family: 微軟雅黑, "Microsoft YaHei";">測量功能：LAF, LAS, LCF, LCS, LCpk, 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