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external temperature stuck on 7.5C

For discussion of DIY weather equipment - sensors, accessories, improvements to existing kit etc
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boxcar
Posts: 3
Joined: Sun 10 Feb 2013 4:08 pm
Weather Station: fine wh1080
Operating System: win7 64bit
Location: norfolk uk

external temperature stuck on 7.5C

Post by boxcar »

hi
just joined forum. bought a Fine wh1080 from maplin last week. set it up without wind sensors as too cold to work outside. transmitter under overhanging shed roof. worked ok till this morning when ext temp read 7.5C. going out to complete setup i realized it was b** cold, and greenhouse gauge read 1.2C, these normally agreed within 0.2C.
took transmitter indoors by pc and temp didn't rise. removed xmtr batteries in case i had picked up someone else's sensor and ext temp went to -----. checked batteries ok (brand new energiser lithium), and refitted. had to pull battery from screen unit to re-sync with sender and up comes 7.5C again despite internal temp being 21C. pulled all batteries, left 2 hours,restarted,- same result.
sorry a bit long winded, any one any ideas please or is it back to maplin?
also is there any way of forcing a re-sinc without pulling screen batteries and losing data/settings?
AllyCat
Posts: 1124
Joined: Sat 26 Feb 2011 1:58 pm
Weather Station: Fine Offset 1080/1 & 3080
Operating System: Windows XP SP3
Location: SE London

Re: external temperature stuck on 7.5C

Post by AllyCat »

Hi,

Sorry, it does sound as if your transmitter module (temperature sensor) has become faulty. That's assuming that the other external data (I guess only humidity and rain in your case) are updating correctly on the Console LCD.

No, AFAIK there is no other way to re-lock the receiver on the 108x models (there is on the 308xs), but you can at least download any dato into Cumulus before removing a battery. Then you could try repeatedly re-inserting a battery into the transmitter until you find the correct phase, but there is no indicator on the Console to show when it expects to see a signal. Therefore that could take a very long time, and reloading the settings would probably be much quicker.

Cheers, Alan.
Charlie
Posts: 363
Joined: Thu 04 Feb 2010 12:22 pm
Weather Station: 1wire-Cumulus & Fine Offset
Operating System: Windows 7
Location: Whitehorse, Yukon Territory, Canada

Re: external temperature stuck on 7.5C

Post by Charlie »

Is the temperature still incorrect with the wind sensors unplugged?
boxcar
Posts: 3
Joined: Sun 10 Feb 2013 4:08 pm
Weather Station: fine wh1080
Operating System: win7 64bit
Location: norfolk uk

Re: external temperature stuck on 7.5C

Post by boxcar »

just been on to maplin, they are sending new transmitter
fingers crossed
boxcar
Posts: 3
Joined: Sun 10 Feb 2013 4:08 pm
Weather Station: fine wh1080
Operating System: win7 64bit
Location: norfolk uk

Re: external temperature stuck on 7.5C

Post by boxcar »

new xmtr fixed it
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