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RE: Manual control of LD10/11 was RE: Conventions...
- To: <ukha_d@xxxxxxx>
- Subject: RE: Manual control of LD10/11 was RE:
Conventions...
- From: "Phil Harris" <phillip.harris1@xxxxxxx>
- Date: Sun, 12 Aug 2001 16:11:22 +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
> -----Original Message-----
> From: Keith Doxey [mailto:ukha@xxxxxxx]
> Sent: 12 August 2001 15:36
> To: ukha_d@xxxxxxx
> Subject: RE: Manual control of LD10/11 was RE: [ukha_d] Conventions...
>
> Basically with the addition of a few low voltage relays the
> circuit is like
> this.
>
> System Normal. (+12V Automated present)
> Switches wired via operated relay contacts to HA controller inputs.
>
> System Failure (+12V Automated removed)
> Switches wired via released relay contacts to small local relays that
> control the direct switch inputs on the LD10's.
>
> Only costs a few quid for all the relays required but gives extra
security
> (albeit with limited functionality) during system downtimes either
because
> of failure, upgrade or just whilst testing ideas.
>
>
> Keith
>
Hmmm .... still a bit too heavily tied in to the house for my liking.
Phil
For more information: http://www.automatedhome.co.uk
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