hih4000 are very good, from honneywell a ptfe (teflon -
http://en.wikipedia.org/wiki/Polytetrafluoroethylene) filter help it from
liquid water, they (filters) are selled with diameters of 1cm, 2cm, 4cm
here in brazil, with pore size of .15um filter size to .45um (both works
but .15 is slower, like a low pass filter)
2012/2/3 p4trykx <p4tr...@o2.pl>
> Dnia 03-02-2012 o 22:47:26 Mick Sulley <m...@sulley.info> napisał(a):
>
> I was also thinking about this sensor it has a digital output which can be
> connected to uC. There is also DHT22 which has greater range. From what I
> read these are based on a capacitor which capacitance is based on
> humidity. I wonder how long do they live. I've read that some types of
> sensor wear out after about 5 years.
>
>
> > Thanks for that Eloy, I suspected that would be the case. I would be
> > interested to hear your experiences with it when it goes into your
> > 'production' environment.
>
> I'm also looking forward to see it.
>
>
> --
> p4trykx
>
>
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Roberto Spadim
Spadim Technology / SPAEmpresarial
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