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产品详细 |
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产品名称: |
AWA5661A,精密脉冲声级计,AWA-5661A |
产品型号: |
AWA5661A AWA-5661A |
产品报价: |
4500 |
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产品详细:
AWA5661A型精密脉冲声级计 
AWA5661型精密脉冲声级计是一种袖珍式、高精度的声学测量仪器,由于采用了先进的数字检波技术,使得仪器的稳定性、可靠性大大提高。本仪器具有动态范围大、操作简单、用途广等特点。外壳采用ABS工程塑料,外形美观,重量轻,便于携带;电池供电,功耗小;可外接滤波器进行频谱分析;RS232C数字输出接口,可以和计算机联机进行远程遥控遥测。加上AWA5721或AWA5722滤波器可以进行倍频程或1/3倍频程频谱分析。广泛用于各种机器、车辆、船舶、电器等工业噪声测量和环境噪声测量,适用于工业企业、环境保护、劳动卫生、教学、科研等域。本仪器目前有4个品种,AWA5661型,一般声学测量用;AWA5661A型,属于高性能型;AWA5661B型,主要用来测量低声级,如家用电器或微电机噪声测量;AWA5661C型,用来测量高声级,如枪弹声、爆炸声、机械冲击声。 型号 | AWA5661 | AWA5661A | AWA5661B | AWA5661C | 符合标准 | GB/T3785 1型 IEC61672-1:2002 1级 | 传声器类型(极化电压) | Φ12.7mm自由场,(0V) | Φ12.7mm自由场,(0V) | Φ12.7mm自由场,(0V) | Φ12.7mm自由场,(28V) | 传声器灵敏度 | 40mV/Pa | 50mV/Pa | 50mV/Pa | 5mV/Pa | 频率范围(Hz) | 20~16000 | 10~20000 | 16~16000 | 16~12500 | 动态范围 | 27~140dBA 38~140dB | 25~140dBA 35~140dB | 20~135dBA 30~135dB | 50~160dBA 65~160dB | 频率计权 | A计权和L(线性)计权 | 时间计权 | F(快)、S(慢)、I(脉冲)、Peak (峰值,需计算机配合) | 检波器特性 | 真有效值、峰值因数≥10 | 显示器 | 3位半LCD,有欠压指示、下限指示、过载指示 | 测量方式 | Lp,Lmax | 滤波器 | 可外接AWA5721型倍频程滤波器或AWA5722型分数倍频程滤波器 | 输出 | AC、RS232C至计算机 | 电源 | 4xLR6或外接5V~9V电源 | 外形尺寸 | 220x2x2(mm) | 特点 | 基本型 | 高性能 | 低声级测量 | 高声级测量 |
¥2340.00 ¥10000.00 ¥220.00
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