变压器噪声传感器

变压器噪声传感器是一种数字化、模块化多功能声级计。采用了数字信号处理芯片及数字检波技术,具有可靠性高、稳定性好、动态范围宽、无需量程转换等优点。可广泛应用于各种机器、车辆、船舶、电器等工业噪声测量,也可用于环境噪声、劳动保护、工业卫生的测量。

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Product Details

变压器在线监测--变压器噪声传感器


 

产品概述

 

 

    变压器在线监测--变压器噪声传感器是一种数字化、模块化多功能声级计。采用了数字信号处理芯片及数字检波技术,具有可靠性高、稳定性好、动态范围宽、无需量程转换等优点。可广泛应用于各种机器、车辆、船舶、电器等工业噪声测量,也可用于环境噪声、劳动保护、工业卫生的测量。
 

<strong><strong><strong><strong><strong><strong>变压器噪声传感器</strong></strong></strong></strong></strong></strong>.jpg
 

 

技术参数

 

 

   测量范围:30~130dB(A)

   灵 敏 度: -38±3dB(或12.6mv/Pa)

   分 辨 率:0.1dB
   精 确 度:±3dB,在环境温度23±5℃,频率加权符合IEC 61672 type 2标准,在输入信号为 94dB (1kHz)的条件下进行校准。

   频率范围:20Hz 到 12.5kHz

   响应时间:200ms,时间响应模拟人耳的时间响应
   校 正 器:B&K(Bruel & kjaer公司),多功能声音校准器,型号4231。

   麦 克 风:驻极体麦克风

   指 向 性:360度

   麦克风尺寸:0.5英寸

   供电方式:□DC5V

   □DC9V-30V

   □其他        

   输出方式:□RS485(□Modbus □ASCII)

   □RS232(□Modbus □ASCII)

   □4-20mA

   □0-20mA

   □0-5V

   □0-2.5V

   □1-5V

   传感器线:□标配:2.5米

   □其它______

   负载能力:DC12V供电时,电流型输出阻抗≤350Ω

             DC24V供电时,电流型输出阻抗≤900Ω;电压型输出阻抗≥1KΩ

   最大功耗:500mW

   产品材质:铝合金

   产品净重:165g

   包装净重:400g(含包装和传感器线)

   工作环境:温度-40℃~80℃

   湿度≤100%RH无凝露

   防护等级:IP55

 

 

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