Home Use Portable Radon(rn) Detector Digital Radon Testing Meters

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Price:US$92.73 - US$124.74

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Product Overview

Description


 



Product Description

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Main feature:


 


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1.  Indicator for battery level. The batteries need to be recharged when it indicate low battery.


2. LONG TERM AVERAGE long term average measurement mode.


3. SHORT TERM AVERAGE, short term average measurement mode.


4.  Measurement period for short term average. Alternates between 1 and 7 days.


 


5. RUN indicator for measurement. The unit is active when this is flashing. It indicate STOP when unit is stop and indicateERROR when unit is failed.


6. power button for resetting and turn on/off THE UNIT.


 


-Press the button continuously for 3 times when a new measurement period starts. Deletes all stored data from earlier measurement.


-Keep pressing button for more than 6 seconds to turn on the unit... Also you can press button for more than 6 seconds to turn off the unit


 


7. The coefficient of injury +1 when short term average increase each 25BQ/M3, total 10, it mean Max measurement range will be 250BQ/M3.


And the WARNING indicator will flash when more than 5 (100bq/m3), also the flash frequency become more and more fast with the increasing coefficient of injury.


 


Safety


 


Contact the seller if the product requires service or repairs. The front or back cover must not be opened.


 


Avoid subjecting the unit to stock, impact, pressure, vibra-tions, dust and moisture. The unit must not be exposed to direct sunlight for extended periods.


The unit must be stored under dry conditions, if possible together with a desiccant such as silica gel. The battery is rechargeable lithium battery which must not be exposed to fire or other extreme heat.


 


Getting started


 


- Press the button on the back cover for 5 seconds, measurement will start automatically this is indicated by a flashing measurement indicator RUN at the top left of the screen.


- If the screen displays the error message Err, press the RESET button on the back cover to restart.


- Position the unit in a living are (for example a bedroom or living room), and in a location that is representative of the air that is breathed in this room.


- The unit should not be exposed to direct sunlight or electromagnetic radiation; it should be positioned lying flat at least 150cm from the nearest door, window or ventilation device.


- To permit self-calibration, the unit should remain untouched for the first few minutes after start-up.


 


How to use the monitor


- The long term average (LONG TERM AVERGAE) is the aver-age radon value over the last year (update once every 24 hours)


- The short term average (SHORT TERM AVERAGE) alternates between showing the radon value over the last day (1 DAYS - updated every 30 minutes) and over the last 7 days (7DAYS-updated once every 30 minutes.)


 


The long term average is used to identify any potential health risk. The short term average is used primarily to see the effect of measures to reduce the radon level - for example by increasing the ventilation. The building can be diagnosed by taking measurements for one week in all living areas, such as living rooms and bedrooms. This should preferably be followed by long term measurement in the room which has the highest radon value. For long term measurement period and action level we recommend to follow the guidelines from the national radiation authority.


- Press the power button continuously for 3 times when the monitor is moved in order to take a new measurement. This deletes all stored radon data. Remember to note the previous measurement before using the RESET button.


- Keep pressing button for more than 6 seconds to turn on the unit... Also you can press button for more than 6 seconds to turn off the unit.


 


It is recommended that the monitor is activated continuously, the batteries last for about 10 years, and they can be replaced without stored data being deleted.


 


Disposal


 


The monitor and the batteries must not be disposed of as ordinary household waste. The materials used in the monitor can be recycled. It is the users environmental responsibility to ensure that electronic equipment and batteries are disposed of in accordance with national regulations. Users should con-tact the seller or their local authority for information about environmentally friendly waste disposal.


 


Disclaimer


 


The radon monitor has a 1 year warranty against system failure. Beyond this, reference should be made to national consumer protection legislation.


In the event of incorrect use or operation of the monitor, manufacturer cannot be held responsible for any losses resulting from failure or from the loss of measurement data.


 


Specification



 



























































Detecting Technology



Passive radon diffusion chamber



Sensor



Alpha spectrometry sensor



Battery



Rechargeable lithium battery DC3.7v 1000mAH



Power Consumption



<50uA



Max. testing time each recharging



>3000hours



Precision



7 days



<20%



 



Long term



<10% after 1 month



Accuracy



5% ±0.14pCi/L



Measurement range



<250BQ/M3



Minimum available measurement time



30 minutes



Operation environment



Temperature: 0 to +40 Relative humidity <95%



Dimensions



L116.5*W60*H15.5mm



Weight



85g





 



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