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Wind vane replacement
Posted: Mon 31 May 2021 8:02 pm
by falkunmalti
Hi
I have been a user of Cumulus for many years, using it with my Oregon Scientific WMR200. The other day, the wind vane broke irreparably. I am looking for a source to replace the wind vane and/or a replacement product that would work with CumulusMX. I apologize if this is slightly off topic but I am desperate to find a replacement if it is available so that I do not have to buy a whole new weather stattion.
Thanks in advance for any help.
Re: Wind vane replacement
Posted: Tue 01 Jun 2021 8:28 pm
by Cortmalaw
I have no special knowledge of this part, but if it is a plastic vane that is broken, you could probably get one 3D-printed? The size and shape should not be hyper-critcal.
Re: Wind vane replacement
Posted: Wed 02 Jun 2021 1:56 am
by falkunmalti
Thanks for this idea. Where would I get a template to print from? I ave never done 3D printing. Thanks.
Re: Wind vane replacement
Posted: Wed 02 Jun 2021 9:02 am
by AllyCat
Hi,
falkunmalti wrote: ↑Mon 31 May 2021 8:02 pm
, the wind vane broke irreparably.
How "irreparably" ? Is the vertical shaft still accessible and/or functional? If so, it should be possible to fabricate (and attach with Epoxy glue) a new vane from sheet material, perhaps Acrylic, Aluminium or even recycled packaging material.
The problem if the directional "mechanism" is damaged is that the various manufacturers all use very different sensing methods (whilst nearly all Anemometers are based on simple revolution/pulse-counting). Davis use a potentiometer, Fine Offset a magnetic method (Reed/Hall switches) and there are numerous other possibilities. Do you know how the Oregon sensor detects the angular direction? Unlike the Fine Offset section, I can't see any hardware description in
the Oregon section of the forum, but it might be worth reading and/or posting there.
Cheers, Alan.
Re: Wind vane replacement
Posted: Wed 02 Jun 2021 2:20 pm
by falkunmalti
Thanks Alleycat
Unfortunately the vane was badly damaged but my buddy had an extra one which he gave me so for the moment I will be able to get my anemometer back working. I will poke around the oregon scientific site which I waS not aware of. Thanks for that information. So with this new lease on life II will be able to continue on.
Re: Wind vane replacement
Posted: Wed 02 Jun 2021 8:14 pm
by Cortmalaw
falkunmalti wrote: ↑Wed 02 Jun 2021 1:56 am
Thanks for this idea. Where would I get a template to print from? I ave never done 3D printing. Thanks.
You could try Googling, or the manufacturer. But most likely you'd have to make your own design. That would be greatly helped if you had a large part of the broken one to copy from/make symmetrical to. A friend with a 3D printer and some experience would be a great help.