Re: One more Garage Door / X10 Question

[jrtrammell@xxxxxxxxxxx]

On Feb 26, 10:28 pm, Charles Sullivan <cwsul...@xxxxxxxxxxxx> wrote:
> The simplest way is to use a Powerflash module to send an X10
> signal to a two-way appliance module like the X-10 AM14A or
> RR501 (restricted to unit 1 or 9 for the latter).
> The latching relays in the appliance modules maintain their
> open/closed state in the event of a power interruption.
>
> Smarthome sells (or used to sell) their "iolinc", which is
> two-way and has 4 inputs. But you need plug-in sensors even
> for contact closure, and the cost of the unit + sensors is
> fairly high. I think it may no longer be in production.
>
> Regards,
> Charles Sullivan
>
>
>
> On Mon, 26 Feb 2007 21:53:40 +0000, Richard S. Smith wrote:
> > Hi Everyone,
>
> > I'm pretty much aware of the basic options for monitoring the
> > open/closed status of a garage door in an X10 HA system.  You can
> > chose beetween a sensor that normally open (NO) or normally
> > closed (NC) and hook it up to a powerflash module.  If I use a
> > universal module to trigger the dry-contact switch I can detect
> > that event and maintain the open/closed state of the door using
> > whatever software I am using.
>
> > But what I'm wondering is if there's a way to get what amounts to
> > a powerflash module that's bi-directional (in the X10 sense of
> > that term) and can be queried for it's state information.  I'm
> > trying to avoid having to rely on software to maintain the
> > open/closed state information, since this can add a point of
> > failure to the system, for example:
>
> > - There might be a power failure, or my computer might reboot and
> >   lose the state table.
>
> > - If the Garage Opener has it's own RF opener, and this opener is
> >   used to open the door, and I use an NC sensor, this event won't
> >   be detected.
>
> > - Same as above, someone closes the door but the sensor is NO, no
> >   "close" is sent to the powerflash, no X10 event is logged.
>
> > It seems logical that someone else has tried to solve this problem
> > before, so I just wanted to post and see if anyone has found a
> > solution to this.
>
> > Thanks, as always.
>
> > --
> >  Richard S. Smith / Email: r...@xxxxxxxxx / Web:http://www.rssnet.org/- Hide quoted text -
>
> - Show quoted text -

Has anyone see the WGL Powerflash product?  http://www.wgldesigns.com/pf8.html

They also have a new V572RF32 unit available for testing.   It works
like the original V572 plus it will receive the security codes like
the DS10A.