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 Post subject: W-8681 reliability
PostPosted: Mon Nov 23, 2009 4:41 pm 
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Joined: Thu Jan 29, 2009 10:27 am
Posts: 5
I've had my W-8681 for about a year now ,and it seems to be deteriorating by the week ,firstly the rain gauge showed enormous variations (possibly the setting),secondly the wind gauge has stopped recording for over a month now ,and since yesterday the minimum temp seems to be way below corresponding thermometers I have in the garden.
As I am not very technical ,and the kit is not madly expensive should I cut my losses and dump it and buy another ?

Ron :?:


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 Post subject: Re: W-8681 reliability
PostPosted: Mon Nov 23, 2009 5:10 pm 
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Joined: Tue Jul 29, 2008 8:00 pm
Posts: 2001
Location: Thornhill, Dumfries, UK
Weather Station: WH1081
Operating System: Mac OSx & Win 7
Hi Ron, and welcome to the forum :D

I have had mine since July 2008 and it is still going strong. I do not have the exact same model but they are all the same (FineOffset, Watson, etc..) Just rebadged.

As you say they are not too expensive and I have a spare one ready just in case ;-)

I am only a novice weather geek (sorry all you guys, guru!) and I think it is great for what it is.

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 Post subject: Re: W-8681 reliability
PostPosted: Mon Nov 23, 2009 5:17 pm 
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Joined: Wed Sep 10, 2008 2:15 pm
Posts: 385
Location: Gilleleje, Denmark
Weather Station: Rosenborg 68700
Operating System: Win7 Ult. 32-bit
Hi Ron,
gradual deterioration sounds like dying batteries :)
So try with brand new, fresh alkaline batteries (not rechargeable), in the remote unit as well as the console.
Regards,

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 Post subject: Re: W-8681 reliability
PostPosted: Thu Jan 21, 2010 4:06 pm 
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Joined: Wed Jan 20, 2010 9:09 am
Posts: 13
Location: Mow Cop.
Weather Station: Watson W-8681
Operating System: windows 7
Why not rechargeable batteries?

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 Post subject: Re: W-8681 reliability
PostPosted: Thu Jan 21, 2010 6:48 pm 
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Joined: Tue Dec 09, 2008 1:37 pm
Posts: 1846
Location: Dudley, West Midlands, UK
Weather Station: None !
Operating System: XP SP3
Rechargeable batteries are are lower 'start' voltage ( 1.2V), usually less millamp/hours delivery, and suffer more with cold temps !

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 Post subject: Re: W-8681 reliability
PostPosted: Fri Jan 22, 2010 9:31 am 
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Joined: Thu Jan 29, 2009 10:27 am
Posts: 5
Sorry guys for not getting back to anyone ,
I had already changed the batteries but the problem didn't go away for several weeks ,but then did ! .
The latest anomaly is the temperature started to read over 4C above the actual air reading ,this is slowly beginning to come down as this morning the extra is only +2.4c...strange thing this machine ,but still fun.

Ron

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 Post subject: Re: W-8681 reliability
PostPosted: Fri Jan 22, 2010 11:56 am 
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Joined: Sat Oct 17, 2009 3:47 pm
Posts: 325
Location: Cambridgeshire UK
Weather Station: WH1080
Operating System: XP pro SP3
Ron, you could have a problem with the battery connectors in the transmitter unit.
It's very common to get a poor (high resistance) connections in battery boxes, especially when they are exposed to the elements.

Another possibility is dry joints on the transmitter PC board. If you are competent with electronics and have a small tip soldering iron you could break open the unit and go over all the connections on the board.

I would check the battery connectors first though.

Hope that helps.

Mike.

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 Post subject: Re: W-8681 reliability
PostPosted: Fri Jan 22, 2010 12:10 pm 
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Joined: Thu Jan 29, 2009 10:27 am
Posts: 5
Thanks Mike ,the transmitter is in a screen so is nice and dry ,but I will check it when the rain stops !

Ron


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 Post subject: Re: W-8681 reliability
PostPosted: Fri Jan 22, 2010 12:14 pm 
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Joined: Sat Dec 26, 2009 8:52 am
Posts: 588
Location: Crafers, South Australia
Weather Station: Fine Offset WH1091
Operating System: Windows XP
Ignore this I misread your last post :oops:

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 Post subject: Re: W-8681 reliability
PostPosted: Fri Jan 22, 2010 1:47 pm 
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Joined: Sat Oct 17, 2009 3:47 pm
Posts: 325
Location: Cambridgeshire UK
Weather Station: WH1080
Operating System: XP pro SP3
ronbutton wrote:
Thanks Mike ,the transmitter is in a screen so is nice and dry ,but I will check it when the rain stops !

Ron


Ron, a screen will not stop dampness getting into the unit and battery box, especially on foggy or rainy days when the humidity is 100%.
If it did the humidity sensor in the box wouldn't work. ;)

Mike.

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