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面向专业测量的 CRYSOUND 仪器,配套声学分析软件、使用支持、技术培训,并在适用时与 Four Gases 合作供货。

NA41 室外防风防雨罩

NA41 专为户外噪声传感器设计,可防风、防雨并防止鸟类影响。

全面满足 IEC 61672 三部分要求 全面满足 NBR 10151
NA41 室外防风防雨罩

NA41 · 价格面议

NA41 室外防风防雨罩

The NA41 is a protective device designed specifically for outdoor noise sensors, offering protection against wind, rain, and birds. It consists of a main body and a windproof cover. The main body has two parts:

The upper part features angled protrusions that securely hold the windproof cover and channel water outward, preventing it from entering the sensor.

The lower part fits perfectly with the noise sensor, ensuring reliable protection.

产品亮点

IP65 防护等级

The NA41 outdoor protective device meets the IP65 protection standard, featuring a 70mm windproof ball and seamless waterproof mesh for comprehensive microphone protection. This design ensures effective dust and waterproof capabilities. In outdoor noise measurements, sensitive microphones and equipment are exposed to diverse weather conditions like rain, wind, and snow. The NA41 device is designed to withstand such harsh elements, safeguarding equipment and data against adverse weather effects effectively.

全天候噪声监测保护。

完全防止灰尘进入。

不受任意角度雨水影响。

便捷校准

The NA41 outdoor protective device consists of a main body component and a windproof cover. The main body is divided into upper and lower sections, with the upper section featuring evenly spaced protrusions at a specific angle to secure the windproof cover. This design effectively directs water away to protect the microphone from moisture ingress. The lower section is intricately designed to accommodate the microphone. Both sections are fastened with threads, facilitating easy manual disassembly for microphone calibration.

结构精确简洁。

顶部可拆卸,便于麦克风校准。

抗风与降噪

The equipment provides effective wind noise reduction and excellent wind resistance. In an environment with a wind speed of 10 meters per second, the combination of the NA41 windproof cover and device structure can provide over 30dB of wind noise reduction. Furthermore, the equipment as a whole can operate normally without damage in an environment with a wind speed of 30 meters per second.

有效降低风噪。

有效抗风。

主要特性

IP65 防护等级

长寿命

有效降低风噪

优异声学性能

通过我们销售的设备包含 2 年质保和使用支持。
NA41 室外防风防雨罩

技术规格

Reference Incident Direction90°
IP Protection ClassIP65
Attenuation of Wind Noise>30dB@10m/s (Not damaged when wind speed reaches 30m/s)
Primary Materialsengineering plastic, aluminum
Interface SpecificationG1 Pipe Thread
Weight170g
SizeΦ76mm x 299.5mm(±0.2mm)

亮点

IP65 防护等级长寿命有效降低风噪优异声学性能便捷校准抗风降噪
IP65 防护等级

IP65 防护等级

The NA41 outdoor protective device meets the IP65 protection standard, featuring a 70mm windproof ball and seamless waterproof mesh for comprehensive microphone protection. This design ensures effective dust and waterproof capabilities. In outdoor noise measurements, sensitive microphones and equipment are exposed to diverse weather conditions like rain, wind, and snow. The NA41 device is designed to withstand such harsh elements, safeguarding equipment and data against adverse weather effects effectively.

  • 全天候噪声监测保护。
  • 完全防止灰尘进入。
  • 不受任意角度雨水影响。
便捷校准

便捷校准

The NA41 outdoor protective device consists of a main body component and a windproof cover. The main body is divided into upper and lower sections, with the upper section featuring evenly spaced protrusions at a specific angle to secure the windproof cover. This design effectively directs water away to protect the microphone from moisture ingress. The lower section is intricately designed to accommodate the microphone. Both sections are fastened with threads, facilitating easy manual disassembly for microphone calibration.

  • 结构精确简洁。
  • 顶部可拆卸,便于麦克风校准。
抗风与降噪

抗风与降噪

The equipment provides effective wind noise reduction and excellent wind resistance. In an environment with a wind speed of 10 meters per second, the combination of the NA41 windproof cover and device structure can provide over 30dB of wind noise reduction. Furthermore, the equipment as a whole can operate normally without damage in an environment with a wind speed of 30 meters per second.

  • 有效降低风噪。
  • 有效抗风。
面向专业测量的 CRYSOUND 仪器,配套声学分析软件、使用支持、技术培训,并在适用时与 Four Gases 合作供货。

您也可以了解 Calc dB Tools, 一套面向场所、活动、工业和技术运行的远程控制和监测平台。