Second version fan aspirated radiation shield.
Fan aspirated radiation shield.
A solar powered fan operates during the day and then shuts down at night when the effects of radiation are less keeping the sensors cool and accurate.
The 076b fan aspirated radiation shield protects temperature and humidity sensors from direct and indirect radiant energy.
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Used in the most adverse conditions the 076b eliminates errors caused by solar or terrestrial radiation as well as secondary errors caused by convective heat transfer from the outer shield surfaces.
Combines passive shielding with a solar powered fan that draws outside air in over the sensors.
Solar powered fan runs during the d.
Add the benefits of fan aspiration to your wireless or cabled vantage pro2 or pro2 plus.
The download section below links to a document detailing the.
Complete the declaration of hazardous material and decontamination form and ensure a completed copy.
Half the cost of our 24 hour fan aspirated radiation shield but nearly 75 as effective in reducing the effects of daytime radiation.
A well designed fan aspirated shield will out perform naturally aspirated shields.
Another excellent solution to the solar radiation problem is to use a powered fan to create a forced airflow.
Solar powered fan runs during the day.
I have made a fan aspirated radiation shield for the temp hum sensor so as to test my stevenson screen.
Half the cost of our 24 hour fan aspirated radiation shield but nearly 75 as effective in reducing the effects of daytime radiation.
24 hour fan aspirated radiation shield.
High quality cable aspirated radiation shields feature an ip68 marine grade stainless steel cable connector located on the fan optional for temperature sensors to simplify sensor removal for maintenance and recalibration.
Fan aspirated shields are also important in the precise measurement of air temperature and humidity gradients above the land surface and in climate change monitoring.
Wireless integrated sensor suite with mounting hardware console with backlit lcd screen mounting pole tripod not included.
Daytime fan aspirated radiation shield kitproduct descriptionadd the benefits of fan aspiration to your wireless or cabled vantage pro2 or pro2 plus.
New 29 from 735 32 free shipping.
There is no backup battery required.
I observed that at night the temp in the radiation shield was 0 4c to 0 8 c less than the stevenson screen but during the day the sun was rising the temp 0 2 c 0 4 c higher than my stevenson screen.
Add the benefits of fan aspiration to your wireless or cabled vantage pro2 or pro2 plus.