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產品名稱: |
AWA5661A,精密脈沖聲級計,AWA-5661A |
產品型號: |
AWA5661A AWA-5661A |
產品報價: |
4500 |
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產品詳細:
AWA5661A型精密脈沖聲級計
AWA5661型精密脈沖聲級計是一種袖珍式、高精度的聲學測量儀器,由于采用了先進的數字檢波技術,使得儀器的穩定性、可靠性大大提高。本儀器具有動態范圍大、操作簡單、用途廣等特點。外殼采用ABS工程塑料,外形美觀,重量輕,便于攜帶;電池供電,功耗。豢赏饨訛V波器進行頻譜分析;RS232C數字輸出接口,可以和計算機聯機進行遠程遙控遙測。加上AWA5721或AWA5722濾波器可以進行倍頻程或1/3倍頻程頻譜分析。廣泛用于各種機器、車輛、船舶、電器等工業噪聲測量和環境噪聲測量,適用于工業企業、環境保護、勞動衛生、教學、科研等域。本儀器目前有4個品種,AWA5661型,一般聲學測量用;AWA5661A型,屬于高性能型;AWA5661B型,主要用來測量低聲級,如家用電器或微電機噪聲測量;AWA5661C型,用來測量高聲級,如槍彈聲、爆炸聲、機械沖擊聲。 型號 | AWA5661 | AWA5661A | AWA5661B | AWA5661C | 符合標準 | GB/T3785 1型 IEC61672-1:2002 1級 | 傳聲器類型(極化電壓) | Φ12.7mm自由場,(0V) | Φ12.7mm自由場,(0V) | Φ12.7mm自由場,(0V) | Φ12.7mm自由場,(28V) | 傳聲器靈敏度 | 40mV/Pa | 50mV/Pa | 50mV/Pa | 5mV/Pa | 頻率范圍(Hz) | 20~16000 | 10~20000 | 16~16000 | 16~12500 | 動態范圍 | 27~140dBA 38~140dB | 25~140dBA 35~140dB | 20~135dBA 30~135dB | 50~160dBA 65~160dB | 頻率計權 | A計權和L(線性)計權 | 時間計權 | F(快)、S(慢)、I(脈沖)、Peak (峰值,需計算機配合) | 檢波器特性 | 真有效值、峰值因數≥10 | 顯示器 | 3位半LCD,有欠壓指示、下限指示、過載指示 | 測量方式 | Lp,Lmax | 濾波器 | 可外接AWA5721型倍頻程濾波器或AWA5722型分數倍頻程濾波器 | 輸出 | AC、RS232C至計算機 | 電源 | 4xLR6或外接5V~9V電源 | 外形尺寸 | 220x2x2(mm) | 特點 | 基本型 | 高性能 | 低聲級測量 | 高聲級測量 |
¥2340.00 ¥10000.00 ¥220.00
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