I don't really understand why that works, but I could certainly do it.
Thanks for the suggestion.
Peter
On Sun, Jul 7, 2013 at 5:01 AM, Jan Kandziora <j...@gmx.de> wrote:
> Am 07.07.2013 02:13, schrieb Peter Hollenbeck:
> > Stuart Island, British Columbia
> >
> > Interesting idea.
> > Ocean water temperature here is about 10C and air temperature, when we
> are
> > here April through October, ranges from about 10 to 20. I will have to
> > experiment to see if the differential would be a reliable indicator. It's
> > difficult to say what the temperature of a dry bilge might be, as it is
> > below the water line but separated from the water by 3/4" plywood plus
> > epoxy and paint.
> >
>
> If the difference is not high enough, you can place a heating element
> (e.g. a PTC resistor) near the sensor. Once there is a water drop
> between the two, heat conduction will drastically increase giving you a
> reliable readout.
>
> Kind regards
>
> Jan
>
>
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