Re: Electric Replacements for thermosatic radiator valves

["Alancc" <alan.cc@xxxxxxx>]

328 8562  Its not proportional though.

Alancc
----- Original Message ----- 
From: Kevin Hawkins <lists@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Saturday, January 11, 2003 2:53 PM
Subject: [ukha_d] Electric Replacements for thermosatic radiator valves


> 
> 
>    Does anyone know of an electrical replacement valve
for a
> thermostatic radiator valve. What I would really like is
proportional
> control using say 0-10V to allow progressive closing. I am sure
these
> exist as I saw them once  - I have some inline proportional
valves but
> in a couple of situations I need to mount directly on the ends of
the
> radiators. I was told that RS did some but I can't see them. If
there
> was a unit with an inbuilt temp sensor too that would be great.
> 
>  
> 
>      Some of my radiator valves have an
external capillary connected and
> a sensor which mounts in a box. Under the sensor is a little heater
that
> you can apply a small voltage too to effectively change the
temperature
> setting but it is a bit hit and miss and I wanted to go to a more
> predictable setup.
> 
>  
> 
>            
Kevin
> 





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