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SOUND LEVEL METER

(with      bluetooth communication)

User Manual

INTENDED USE

Features:

1

2

3

4

5

6

7

8

9

PRODUCT DESCRIPTION

1. Microphone

2. LCD Display

3.               MAX/MIN key

       

4.               POWER/BACKLIGHT key  

           

5.               HOLD key

6. Windscreen 

7. Calibration potentiometer

8. Battery cover

9. Tripod mounting thread

1. Battery capacity indicator
2. Bluetooth symbol
3. Over range indicator
4. Data hold indicator
5. MIN value indicator
6. MAX value indicator
7. Measured dB value
8. Frequency weighting

8

LCD DISPLAY

This sound level meter is a portable and handheld digital meter to measure 

sound level. Its wide application includes but not limits to construction site, 

working and engineering sound level measurement. It is supported by an 

app, 

dB-Tester

, which makes the usage more user-friendly and transforms 

the data set into an easier way to read.

   • High accuracy

   • Data hold and Max/Min hold functions

   • With data export function via bluetooth function

   • Compatible with Apple IOS (IOS 9.0 or above version) and

      Android smartphones (Android 5.0 or above version)

OPERATING INSTRUCTION

BLUETOOTH COMMUNICATION, DATA RECORDING & EXPORTING

• Bluetooth communication

1. Download the IOS or Android 

“dB-Tester”

 APP on your smartphone.

2. Turn on your smartphone's Bluetooth and then launch the 

“dB-Tester”

 app.

3. Press and hold the “      ” key on the meter to activate or deactivate the 

Bluetooth.    will appear on the LCD when the Bluetooth is activated.

4. Click “    ” on the APP and choose 

“SoundMeter”

 from the device list 

that now appears.

Note: 

For Android version,

 it is necessary to allow the dB-Tester app to access 

your phone's location, photos, media, and the files on your phone to 

search the device and to save the data when installing the app.

If the Bluetooth connection does not work, close the app and reopen it to 

try the above steps from 2.~4. again.

IOS version

Scan the QR 

code to download 

the dB-Tester App

To diminish other factor affecting the accuracy of the measurement, please 

use the windscreen when making outdoor measurement in windy weather 

or when measuring air conditioning equipment or similar.

• Turning the meter ON/OFF

   a. Remove the battery cover and insert 3 AAA batteries.

   b. Short press “       ” to turn on the meter.

   c. Press and hold “       ” to turn off the meter.

Note:

 The meter is equipped with an Auto Power Off feature that shuts the 

meter off after approximately 10 minutes of inactivity. The meter defaults to 

Auto Power Off each time it is turned on. To disable the auto power off 

function, press and hold “      ” key to turn on the meter while it is off. 

“UOF”

 will appear on the display indicates that the auto power off function 

now is disabled. The meter will now remain on until the user turns it off or 

until the battery run out.

• Turning the backlight ON/OFF

Press the “       ” key to turn the backlight on or off.

• Setting alarm level if needed

a. With the meter on, press the “      ” key to display 

“HOLD”

 and then 

press and hold “       ” key to enter setting mode. 

b. Press the “      ” key or “      ” key to increase or decrease the alarm level 

to your desired value. 

c. Press the “       ” key to save the value.

Note: 

Alarming level can also set through APP as below, 

Menu --> Settings --> Parameter Settings --> Interval and Alarm --> 

Alarming level (dB). 

(Please refer to Page 4 - Data recording & exporting - 1.a.)

• Taking measurements

Hold the instrument comfortably in one hand (away from your body) or 

position it on a tripod for long-term monitoring. Point the microphone in the 

direction of the noise to take a measurement.

• Selecting the MAX/MIN value measurement

a. Press the “      ” button once to display “

MIN

” and the minimum recorded 

dB level. The display will be updated only when reaching the lower dB 

reading.

Android version

Scan the QR 

code to download 

the dB-Tester App

b. Press the “      ” button again to display “

MAX

” and the maximum 

recorded dB level. The display will be updated only when the max dB 

reading is exceeded.

c. Press the “       ” button again to exit MIN/MAX mode. The current 

reading will now display and continually updating.

• Using the Hold function

With the meter on, press the “      ” key to display 

“HOLD”

 and the last dB 

reading. Press “      ” again to exit the function.

IOS version

Android version

Scan the QR code to download

the 

dB-Tester App

SCAN THE QR CODE

to download USER MANUAL

in different languages

www.danoplus.com/dp-101

Need more help?

CONTACT US.

TUTORIAL VIDEO ON HOW TO USE 

SoundMeter

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