304418 - Sound level meters Brandson - Free user manual and instructions

USER MANUAL 304418 Brandson

Technical diagram of a mobile phone with labeled parts including control panel, mode, and battery casing

Thank you for choosing a Brandon product. Please read the following user manual carefully so as to get the most from the product you have purchased.

1. Scope of delivery

• Sound level meter
• User manual

2. Technical data

Measurement range 35-1	30dBA
Accuracy ±1.5dB
Frequency range 31.5Hz-8KHz
Resolution 0.1dB
Power supply Three 1.5V	AAA type batteries
Display type 1.85" backlit	LCD display
Operating temperature 0-40°C, 10-80% relative humidity (RH)
Storage temperature -10-60°C, 0-90% relative humidity (RH)
Dimensions (H x W x L) 3.6cm x 5.7cm x 17.7cm
Weight 98g
Functional properties	Sound level measurementManual/automatic switch-offMinimum and maximum valuesFixed to 1/4" tripod thread"Hold" function

3. Usage/safety instructions

Caution!

Please read the following usage and safety instructions carefully before use, and follow the instructions for proper operation. Improper use will void the warranty and disclaimer.

• The meter should never be dismantled by inexperienced persons under any circumstances. This should be performed done only by qualified technicians.
• Persons or objects should not be present between the meter and the sound source so as to get an accurate reading and to ensure that the sound waves are not distorted by reflections.
• Wind noises may distort the reading. Therefore, use the provided foam cover in windy conditions.
• If you are measuring ambient noise outside, please place the wind cover on the microphone. Otherwise, the wind noise may distort the reading.
• Calibrate the meter if it has not been used for a long time.
• Do not store or use the device under high temperature and high humidity conditions.

• Avoid heavy vibrations.

• Remove the batteries if you do not intend to use the meter for a long time, in order to avoid damage due to electrolyte leakage.

• When the batteries are empty, the symbol "☐" is shown on the LCD display. This means that the batteries are already empty and need to be replaced.
• Clean the housing with a dry cloth. Do not use solvents or scouring agents

4. LCD display

① ② OVER ③ HOLD MIN MAX ④ ⑤ ⑥ 188.8 dBA ⑦

1 Battery status
2 Reading exceeds the measurement range
3 Hold function (the function is enabled if "Hold" is displayed)
4 Minimum value
5 Maximum value
6 Sound level reading
7 Unit of measurement of sound level

5. Product details

Technical diagram of a mobile phone with labeled parts including control panel, mode, and battery casing

1 ON/OFF button
2 Min/Max button
3 Hold button
4 LCD display
5 Microphone
6 Wind protection
7 Calibration screw
8 Battery compartment

14 English

6. Calibration

The device is pre-calibrated and should be re-calibrated only by qualified technicians. A calibration screw is provided at the rear of the device for this purpose.

Caution! Calibrate the device only if you have the necessary technical expertise and equipment!

7. Operation and commissioning

Take the appliance out of the packaging and remove all the packaging material. Open the battery compartment at the back of the device and insert three 1.5 v AAA batteries. Then close the battery compartment cover. Press and hold the "ON/OFF" button for 3 seconds to switch on the device.

Measuring the sound level:

Press the ON/OFF button "after switching on the device to start the measurement. The current sound level reading is shown in the display after about one second. The reading changes if the noise level fluctuates.

Minimum and maximum function:

Press the "MIN/MAX" button. "MIN" or "MAX" is shown in the display. If you now take the next reading, either the minimum or the maximum reading from the current measurement is shown, depending on which mode (MIN or MAX) the device is in. The current data is retained until the corresponding value is exceeded or falls below. Press the "MIN/MAX" button to change or end the function.

Hold function:

Press the "Hold" button to retain the current reading. The HOLD function is active as long as "HOLD" is shown in the display. Press the button again to switch off the function.

LCD backlight:

Briefly press the ON/OFF button" 🔊/The backlight of the display is then switched on. Press the button again to switch off the light.

Switch off:

The meter automatically switches off if it is not used for 10 minutes. Alternatively, you can press the ON/OFF button "☐ for 2 seconds to switch off. Press the ON/OFF button "☐ for 3 seconds to switch on.

UOF function (Continuous ON function):

Press the ON/OFF button in Off mode until "UOF" is shown in the display. If "UOF" is shown in the display, then the meter cannot be switched off automatically, but only manually. This function provides you with the option, for example, of taking readings over a long time. Switch off the device completely and then switch it on to enable automatic switch off again.

8. Battery

Once the battery is empty, the following symbol appears in the display " . Replace the batteries in this case. The charging status is shown by the symbol of a battery that is charging. Remove the batteries if the meter is not going to be used for a long time.

9. Cleaning and Care

Wipe the device with a dry cloth. Never clean the product using aggressive cleaning agents or solvents.

10. Safety instructions and disclaimer

Please do not try to open the device to carry out repairs or modifications. Avoid contact with the mains voltage. Do not short-circuit the product. The device is splash waterproof from different angles. Please use it only in dry surroundings. Protect it from high humidity, water and snow. Do not expose the device to high temperatures.

Please do not expose the device to sudden changes in temperature or strong vibrations, as this could damage the electronic components. Check the device for any damage before using it. The device should not be used if it has been subject to impact or has been damaged in any other manner. Please comply with the local regulations and restrictions. Do not use the device for purposes other than those described in the user manual.

This product is not a toy. Keep it out of the reach of children or mentally disabled persons. Any repair or modifications to the device, which is not carried out by the original supplier will void any warranty and guarantee claims. The appliance should be used only by persons who have read and understood this user manual. The specifications of the appliance may be changed without special prior notice.

11. Disposal instructions

In line with the European WEEE directive, electrical and electronic devices should not be disposed of along with domestic waste. Their components must be sent separately for recycling or disposal, as improper disposal of toxic and dangerous components may permanently damage the environment.

According to the electrical and electronic equipment act (ElektroG), you are obliged (as a consumer) to return (free of charge) all electrical and electronic devices to the manufacturer, the point of sale, or public collection points at the end of their service life. The relevant local laws regulate the details in this regard. The symbol on the product, in the user manual or/and the packaging refers to these regulations. With this manner of sorting, recycling and disposal of used devices, you make an important contribution towards protecting our environment.

12. Instructions for battery disposal

In conjunction with the sale of batteries along with the supply of devices that include batteries, the supplier is obliged to point out the following to the customer: The customer is legally obliged to return used batteries. He can return used batteries which the supplier offers or has offered as new batteries in his assortment free of charge to the supplier's dispatch warehouse (shipping address). The symbols shown on the batteries mean the following: Pb = battery contains more than 0.004 percent lead by weight, Cd = battery contains more than 0.002 percent cadmium by weight, Hg = battery contains more than 0.0005 percent mercury by weight.

The symbol of the crossed-out dustbin means that the battery must not be disposed of in household waste.

WEEE Guideline: 2012/19/EU WEEE Register no.: DE 67896761

WD Plus GmbH hereby certifies that the device 304418/20200325SZ233 complies with the fundamental requirements and all other relevant stipulations. A complete conformity statement can be obtained from: WD Plus GmbH, Wohlenbergstraße 16, 30179 Hannover

Technical diagram of a mobile phone with labeled parts including control panel, mode, and battery casing

Technical diagram of a mobile phone with labeled parts including control panel, mode, and battery casing

Technical diagram of a mobile phone with labeled parts including control panel, mode, and battery casing