Re: Zigbee or Z-Wave based Wireless Smoke Alarms?

["Mark Leuck" <m..leuck@xxxxxxxxxxx>]

<eyqhuang@xxxxxxxxx> wrote in message
news:1154974843.537583.178480@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>
> Jim wrote:
> > eyqhuang@xxxxxxxxx wrote:
> > > jmj1492@xxxxxxx wrote:
> > > > For wreless security you might look at the GE/ITI rf devices.  These
> > > > are supported by the Elk M1 series controllers, GE Caddx, Simon,
etc.
> > > > They are very reliable and economical and you may be able to
integrate
> > > > them into other systems using the ITI bridge.
> > > >
> > > > For your families security I would steer clear of the HA vendors and
> > > > protocols - at least for the time being.
> > >
> > > Is GE/ITI RF technology proprietary or industrial standard? Is there a
> > > standard for RF communication in the wireless home security realm?
> > >
> > > Thanks,
> > > -EH
> >
> > The manufacturers have to meet the standards set forth for operation in
> > the frequency band that have been allocated to them. Other than that,
> > each mfg has their own encryption protocols.
>
> Is it a bad thing? It means there is no chance of inter-operability
> among devices from different vendors. There is no common panel which
> can monitor those devices. Correct?

Correct but thats not a bad thing