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Re: Short range PIR's



--- In ukha_d@xxxxxxx, "Benfield, John"
<john.benfield@r...>
wrote:
> Is it possible to get PIR sensors that only work over a
> short range? I'm looking to place a couple at the top and
> bottom of some stairs (but just before the actually steps),
> but don't want it being triggered by some walking around the
> room. I would therefore want a PIR with a range as
> little as 1m.

Youc could use altertnative technologies, such as beam break or
trans-reflective sensors.



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