NVD- NOISE MONITOR

Frequently asked Questions

NVD-NOISE MONITOR

1. How do I activate the Audio Capture?


The audio capture is an additional option CA can activate remotely at an extra fee – this applies both to purchase and hired units. The option gives you the opportunity to determine what has caused exceedances by listening to the actual recording.




2. What does all the data mean?


In the Sonitus cloud there are 3 different ways to display the data. Charts | The chart view will give you a level versus time graph of your readings. The parameters displayed are LAmax, LA10, LAeq and LA90. For construction & demolition we are generally only interested on the LAeq values which is an average noise level over a certain time period. The chart shows short time interval, typically 5, 10 or 15 minutes. For more information on common noise definitions click here. Calendar | The calendar view will give show a monthly overview of daily averages based on the alert setup. Standard the daily average of the LAeq,10 hour from 08.00 to 18.00 O’clock is setup. The calendar view is an easy way to report your data. Grid | The grid view will display all the raw data in a table.




3. What are the power options for the Sonitus System?


The Sonitus system usually is powered by 110v or 240 mains power. We also offer battery or solar power options at additional costs.




4. How do I navigate to the Sonitus Cloud?


On the Sonitus cloud there are several tutorials which will show how to navigate through the interface. Please go to ‘Support’ and click on Tutorial when logged in to the Sonitus Cloud. Please click here for a speedy training video of the online cloud interface.




5. What regulations do I need to comply with?


Generally, the standard limits come from the British Standard for Construction & Demolition, the BS 5228 part 1 which what Campbell Associates sets up as default. See example below. Limits can also be agreed by the council or mentioned in a code of practice. Limits can also be agreed with the council via a Section 61




6. What kind of on-site servicing is required?


The Sonitus noise monitor does not require any on-site service. There are several self-checks such as the connectivity alert to notify the user when the unit is not running. Deviating results generally are noticed by our supplier – such as a flat reading when the microphone cable is cut off.




7. How and where can the monitor be mounted?


The monitor can be fixed on the hoarding, (brick) wall, scaffolding or a tripod. General rules for fixing the units are as follow: Microphone needs to be positioned in free field to avoid reflection (typically just above hoarding); The cabinet weighs 3.8 KG and generally and can be fixed with 2 screws. The microphone usually is fixed with an L-bracket with needs 2 screws. Monitors are generally fixed in locations to protect sensitive objects such as residential buildings, hospitals or schools.




8. My monitor is not online?


The Sonitus system is a very reliable noise monitor that is just plug & play. No power means no data, please check the following steps to see if my monitor is connected to power. Is the green LED light flashing on the unit? You can find the green LED light under the unit when opening the cabinet. When the unit is powered up the Wi-Fi network will be visible. Go to settings, connections, Wi-Fi on any mobile device. If a network named ‘Sonitus (serial number)’ appears the unit is powered up and running. A plugged-in unit does not mean it is connected to ‘live’ power. Please test the power socket by applying another working tool. If the unit still does not appear online, please contact Campbell Associates.





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