Sound Level Meter User Manual

一、簡介

Thank you for choosing the Fydun Wall Mounted Noise Tester. This device is a high-precision sound level meter designed for accurate measurement of noise levels in various environments. Its 9.6-inch LCD display provides clear readings, and its wall-mounted design makes it ideal for continuous monitoring in factories, offices, residential areas, transportation facilities, and with audio equipment. This manual provides detailed instructions for the proper setup, operation, and maintenance of your decibel meter.

2. 安全訊息

• 請勿將設備暴露在極端溫度、濕度或陽光直射下。
• 避免強烈的震動或衝擊。
• 請勿嘗試拆卸或改裝設備。所有維修工作應由合格人員進行。
• Use only the specified power adapter (DC5V 1A Type C USB Interface) for charging.
• 使設備遠離水或其他液體。

3. 包裝內容

打開包裝後請檢查包裝內容，確保所有物品齊全：

• 1 x Decibel Meter Unit
• 1 x USB Type-C 連接線
• 1 x 使用者手冊（本文檔）

Image: The Fydun Sound Level Meter and its included USB Type-C data cable.

4. 產品結束view

The Fydun Sound Level Meter features a large digital display for easy readability and a compact design for wall mounting. Understanding its components is key to proper operation.

Image: A diagram illustrating the Fydun Sound Level Meter with its dimensions (228mm x 125.5mm x 32mm) and numbered components.

成分

5. 設定

5.1 壁掛式安裝

The decibel meter is designed for easy wall-mounted installation. Choose a suitable location that is representative of the area where noise levels need to be monitored. Ensure the mounting surface is stable and secure.

Image: The Fydun Sound Level Meter displayed as wall-mounted in a room, demonstrating its intended use.

5.2 電源連接

The device can be powered via its built-in 3600mAh lithium battery or continuously via the USB Type-C port.

1. Locate the Type C Charging Port (7) on the side of the device.
2. Connect the provided USB Type-C data cable to the port.
3. Connect the other end of the USB cable to a DC5V 1A power adapter (not included) or a compatible USB power source.

Note: The product will automatically turn on when connected to a power supply.

6. 操作說明

6.1 電源開關

• 開機： 按下開/關按鈕 (5)。
• 關： Press and hold the ON/OFF button (5) until the display turns off.

If the number on the LCD screen does not jump or garbled characters appear after powering on, you may need to restart the device by pressing and holding the ON/OFF button.

6.2 閱讀測量

Once powered on, the device will automatically begin measuring sound levels and display the decibel (dB) reading on the large LCD screen.

Image: The Fydun Sound Level Meter displaying a real-time sound level reading of 52.3 dB on its bright LCD screen.

6.3 外部音訊連接

The device supports connection to external audio devices via its 3.5mm audio interface (6).

1. Locate the 3.5mm Audio Interface (6) on the side of the device.
2. Connect a standard 3.5mm audio cable from your external speaker or audio system to this port.
3. This allows for external sound output, potentially for alarm notifications or monitoring.

Image: The Fydun Sound Level Meter with a 3.5mm audio cable connected to an external speaker, demonstrating the external audio output capability.

7. 規格

8、維護保養

• 打掃： 使用柔軟的乾布清潔設備。請勿使用研磨性清潔劑或溶劑。
• 貯存： 長時間不使用時，請將設備存放在陰涼乾燥處，避免陽光直射和極端溫度。
• 電池： For optimal battery life, charge the device regularly, even if not in constant use. Avoid fully discharging the battery for long periods.

9。 故障排除

10. 保固和支持

Fydun products are manufactured to high-quality standards. For information regarding warranty coverage and technical support, please refer to the warranty card included with your purchase or contact Fydun customer service through the retailer where the product was purchased. Please have your model number (Fydunudvq2ep9rs) and purchase details ready when contacting support.