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RE: Homevision control of Central Heating

  • To: <ukha_d@xxxxxxx>
  • Subject: RE: Homevision control of Central Heating
  • From: "Phil Harris" <phillip.harris1@xxxxxxx>
  • Date: Fri, 28 Dec 2001 17:31:46 -0000
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx
Title: Message
> The proper CH ones do, but I was assuming Phil was going to use small solenoid type 
> valves inline with the radiator (there are some that various people including Ian Bird have 
> found from RS).  These I believe are simply a solenoid operating a valve - either open or closed. 
 
The problem with these valves is that they have a limited temperature range *AND* they do require a fair pressure behind them to operate (it seems that they use the liquid pressure to help them open and close).
 
Phil

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