this case, if the wiring shorts, it will kill all sensors. u will have to
find out which is the bad one, unconnect it, and then you can continue.
also to notethat likely they will fail in proportion if time, so if all
are same, they will fail about the same time.
Vajk
On Mon, Dec 9, 2013 at 4:29 PM, Jerry Scharf <sch...@lagunawayconsulting.com
> wrote:
> I think you may have a misunderstaning of the way these sensors work.
> One adapter can cover many sensors. As I said, you only need to the long
> run to a connection box near the water, then connect the sensors serially
> inside the box.
>
> jerry
>
> On 12/09/2013 01:35 AM, Håkan Elmqvist wrote:
>
> Thanks all for your tips.
> I will try some of them. Multiple sensors is a good solution but requires
> multiple adapters and cables.
> H
>
>
> 2013-12-09 00:15, Michael Markstaller skrev:
>
> On 08.12.2013 21:31, Håkan Elmqvist wrote:
>
> I have for some years monitored sea water temperature with DS1820s and
> OWFS.
>
> I have some in saltwater for about 4y now without failure.
> But to be able to give any meaningful answer: it is very important to
> know the salinity and temperature of the water you measure - it's a big
> diffenrence for so called "stainless steel" (or however its called like
> V4A, ..) i.e wether the saltwater has 10 or 28°C!
>
> But one thing ahead: copper gets eated by saltwater due to electrolysis
> if the material in between is conducting - very quickly!
>
> Define your needs, maybe a solution is near but not with materials you
> find on land ;)
>
> Michael
>
>
>
> --
> Håkan Elmqvist
> Sunnerdahlsv 7
> 167 62 Bromma
> Telefon: +46 (8) 80 18 81, +46 (704) 56 74 81, +46 (176) 84 077
> epost: hak...@smeden.org
> Kryptera mera! <http://smeden.org/krypta/kryptera.html>
>
>
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