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The UKHA-ARCHIVE IS CEASING OPERATIONS 31 DEC 2024


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RE: Light operation based on movement


  • To: <ukha_d@xxxxxxx>
  • Subject: RE: Light operation based on movement
  • From: "Mark McCall" <mark@xxxxxxx>
  • Date: Wed, 23 Aug 2000 22:53:26 +0100
  • Delivered-to: rich@xxxxxxx
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

Does this system never get out of synch Mark?

I can imagine it wouldn't take long in our house before the system thought
there were about 38 people in the bathroom and the lights would never go
off
:-)

M.


>I set hold timers for each PIR which run for 10sec's after each PIR has
>sensed movement. If say Bathroom PIR hold timer is running when
>Stairs PIR
>is tripped then let Variable (Number of people in bathroom!)=(Number of
>people in bathroom) minus 1. When Number of people in bathroom reaches
0
>then force X10 bathroom lights off. The people in bathroom
>counter works in
>reverse so if Stairs PIR hold is running when Bathroom PIR is
>tripped then
>let Variable (Number of people in bathroom)=(Number of people in
>bathroom)
>plus 1, X10 Force brighten/ Force ON bathroom lights.
> This works great. Even if the wife comes in the bathroom and then
leaves
>again (whilst I'm in the bath) the variable goes from 1 to 2 to 1
leaving
>the lights on when she leaves!. Hope you can follow this.
>


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