FAQ: Difference between revisions

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573 bytes added ,  30 May 2012
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No. You must make sure your weather station is connected to your PC and switched on, before running Cumulus. Do not disconnect your station while Cumulus is running.
 
== What is this "Solar Max" value which Cumulus is displaying? ==
 
It's the current theoretical maximum solar radiation value at the current date and time at your location. It is calculated using the Ryan-Stolzenbach formula, and uses the 'transmission factor' configurable in the station settings to allow for the effect of transmission through the atmosphere. The figure is not particularly useful in itself; it is used if you have a solar sensor, to compare with the current solar radiation reading, in an attempt to determine whether the sun is currently shining or not.
= Troubleshooting =
 

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