คู่มือการใช้งานและคำแนะนำผู้ใช้ CD50

CD50 specializes in the production of high-precision environmental testing instruments, primarily focusing on digital sound level meters and decibel monitoring equipment. Their products, such as the M390 Sound Level Meter, are designed for both professional and industrial applications, offering features like extensive data logging, real-time PC connectivity, and customizable alarm limits.

With a commitment to accuracy and user-friendly software integration, CD50 provides reliable tools for precise noise measurement, acoustic analysis, and comprehensive environmental monitoring.

• How do I connect my CD50 sound level meter to my PC?

  Connect the device using the provided micro USB cable and open the EnvironmentalTester software to synchronize, view, and export your logged data points.

• Where can I download the CD50 EnvironmentalTester software?

  You can download the free EnvironmentalTester software directly from the official CD50 website at www.cd50.net or by scanning the QR code provided in your user manual.

• How do I disable the auto power-off function on my CD50 meter?

  Before starting up the device, press and hold the power button along with the specified secondary button (refer to your specific model's manual) until the 'APo oFF' icon appears on the screen. Note that the auto power-off is automatically disabled when the unit is powered via USB.

• What type of batteries do CD50 sound level meters use?

  Most CD50 sound level meters, including the M390 model, require 3 x 1.5V AAA (LR06) batteries. Alternatively, they can be powered using a 5V USB micro interface.