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wind direction

Discussion specific to Fine Offset and similar rebadged weather stations
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monkey38
Posts: 54
Joined: Sun 22 Apr 2012 4:46 am
Weather Station: National Geographic Touch Screen
Operating System: Windows 7 Home Edition
Location: Melita, MB Canada

wind direction

Post by monkey38 »

I did a search in wiki and came up empty could someone tell me what would cause the wind direction not to show on the reciever I did a reboot andit stll won't show I also checked all the connections too and they seem to be good.
I'm running 265NC

Thank you in advance for reading this post
AllyCat
Posts: 1132
Joined: Sat 26 Feb 2011 1:58 pm
Weather Station: Fine Offset 1080/1 & 3080
Operating System: Windows XP SP3
Location: SE London

Re: wind direction

Post by AllyCat »

Hi,

If all the other external data are correct (windspeed, rain, temperature and humidity) but no wind direction is shown on the LCD Console then the transmitter is unable to "read" the sensor (vane) direction, so reports a "direction unknown" value to the Console (which blanks the direction pointer).

The wind direction is indicated by one of 16 electrical resistance values, but if the transmitter measures a value which is not close to any of these (i.e. an open-circuit, short-circuit or within a few large "gaps" between values) then it has to report "unknown". Possible causes are an open-circuit (check the alignment of the little wire contacts within the transmitter Wind socket), a short-circuit (damaged cable/connector), or just a "bad" resistance value perhaps due to water/moisture in the cable/connector (although this usually also causes bad external temperature measurements!).

Cheers, Alan.
monkey38
Posts: 54
Joined: Sun 22 Apr 2012 4:46 am
Weather Station: National Geographic Touch Screen
Operating System: Windows 7 Home Edition
Location: Melita, MB Canada

Re: wind direction

Post by monkey38 »

Hi Alan

Thank you so much for the information it was very helpful and I learned alot from your message it turned out to be a moisture issue as I took a hair dryer to it and its working fine now.

Jim
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