Re: Probably a simple question but I'm new to this...

["Mark Johnson" <poco.loco@xxxxxxx>]

Use a Microwave or Ultrasonic detector which will detect the smallest of
movements unlike a PIR

>
> I want to detect the presence of people in rooms for an arbitrary HA
system
> ... movement is easy to detect with PIRs but once the movement ceases
(say
> when you're sitting watching a movie) then how can you detect that the
room
> is still occupied?
>
> Phil
>
>
>
>