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HY104A型聲級計
裝備名稱HY104A型聲級計
所屬領域固廢污染裝備價格2130元 品牌衡陽衡儀電氣有限公司
發布時間2014/6/3 11:42:36
詳細信息

HY104A型聲級計是一款2型手持式儀器,符合最新的國家標準GB/T 3785.1-2010《電聲學  聲級計  第1部分:規范》和國際標準IEC 61672-1:2002對2級X類聲級計的要求,它適用于機電產品噪聲、環境噪聲、交通噪聲、作業場所噪聲等的現場測量。                                
2、 主要技術參數及性能
2.1、傳 聲 器:Ф12.7mm(1/2″)預極化測試電容傳聲器2級。
2.2、頻率范圍:10Hz-20kHz 。
2.3、頻率計權:A計權、C計權。
2.4、測量范圍:30dB(A)-130dB(A), 40dB(C)-130dB(C),
2.5、量程控制:手動選擇,分3檔,線性范圍60dB。
2.6、量程范圍:30 dB 90 dB;50 dB 110 dB ;70 dB 130dB。
2.7、儀器精度:國家新的計量檢定規程JJG188-2002《聲級計》的要求,性能達到GB/T3785和 IEC61672 2的要求。
2.8、時間計權:快(F)。
2.9、時間設定:手動。
2.10、主要顯示:LED顯示,顯示Lp或Lmax。
*2.11、電輸出:輸出插孔為3.5 mm雙聲道耳機插孔,最小負載阻抗10 kΩ。
直流輸出:15 mV/dB,輸出電壓與級量程無關,在整個測量范圍內為525 mV~1950 mV,(即對應于測量范圍的上限130 dB時為1950 mV,下限35 dB時為525 mV)。
交流線性電壓:2.5 V 有效值(對應于每檔上限)。
*2.12、電源:4節R6型電池,參考環境下可連續工作18h。
2.13、外形尺寸長×寬×厚  256 mm×74mm×25 mm。
2.14、 重量:500g。
2.15、工作溫度范圍:0℃~40℃。
3、基本配置:
主機(含傳聲器)1臺、R6型電池4節、風罩1只、防塵罩1只、螺絲刀1支、皮革攜帶套1個、輸出插頭1只、使用說明書1份、產品合格證1份。
4、選配件:
  1. 校準器: HY603型聲校準器2級
  2. 三角架:大號、中號、小號
  3. 外接電源:HY9214(輸出5V)
 
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