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    HY104A型声级计
    装备名称HY104A型声级计
    所属领域固废污染装备价格2130元 品牌衡阳衡仪电气有限公司
    发布时间2014/6/3 11:42:36
    详细信息

    HY104A型声级计是一款2型手持式仪器,符合最新的国家标准GB/T 3785.1-2010《电声学  声级计  第1部分:规范》和国际标准IEC 61672-1:2002对2级X类声级计的要求,它适用于机电产品噪声、环境噪声、交通噪声、作业场所噪声等的现场测量。                                
    2、 主要技术参数及性能
    2.1、传 声 器:Ф12.7mm(1/2″)预极化测试电容传声器2级。
    2.2、频率范围:10Hz-20kHz 。
    2.3、频率计权:A计权、C计权。
    2.4、测量范围:30dB(A)-130dB(A), 40dB(C)-130dB(C),
    2.5、量程控制:手动选择,分3档,线性范围60dB。
    2.6、量程范围:30 dB 90 dB;50 dB 110 dB ;70 dB 130dB
    2.7、仪器精度:国家新的计量检定规程JJG188-2002《声级计》的要求,性能达到GB/T3785和 IEC61672 2的要求。
    2.8、时间计权:快(F)。
    2.9、时间设定:手动。
    2.10、主要显示:LED显示,显示Lp或Lmax。
    *2.11、电输出:输出插孔为3.5 mm双声道耳机插孔,最小负载阻抗10 kΩ。
    直流输出:15 mV/dB,输出电压与级量程无关,在整个测量范围内为525 mV~1950 mV,(即对应于测量范围的上限130 dB时为1950 mV,下限35 dB时为525 mV)。
    交流线性电压:2.5 V 有效值(对应于每档上限)。
    *2.12、电源:4节R6型电池,参考环境下可连续工作18h。
    2.13、外形尺寸长×宽×厚  256 mm×74mm×25 mm。
    2.14、 重量:500g。
    2.15、工作温度范围:0℃~40℃。
    3、基本配置:
    主机(含传声器)1台、R6型电池4节、风罩1只、防尘罩1只、螺丝刀1支、皮革携带套1个、输出插头1只、使用说明书1份、产品合格证1份。
    4、选配件:
    1. 校准器: HY603型声校准器2级
    2. 三角架:大号、中号、小号
    3. 外接电源:HY9214(输出5V)
     
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