Re: Simple flow switch for HA feedback

["Tim Hawes" <timsyahoo@xxxxxxxxxxxxxx>]

No probs :-)
Just be wary of the water temperature *from* the boiler. The options I
listed all max out at between 70 - 85 degC, which is close to what the
boiler may provide. Possibly put the flow switch in the return line?

Cheers,

Tim.

On 6/29/07, Paul Gordon <paul@xxxxxxx> wrote:
> Cool thanks. It's hopefully for feedback into Comfort of the Central
Heat=
ing status. Hoping to fit one on the output from the boiler the feeds the
C=
H leg. I'll take a look at the suggestions.
>
> Paul G.
>
>
> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf Of=
Tim Hawes
> Sent: 29 June 2007 13:14
> To: UKHA Group
> Subject: Re: [ukha_d] Simple flow switch for HA feedback
>
> Paul,
>
> Not quite sure what you want it for (irrigation, central heating etc.)
> but RS have a few (!) options.
>
> 257-076 @ =A311+vat, 15mm but not compression. max temp 85 degC
> 256-578 @ =A324+vat for 22mm compression. max temp 70 degC
> 256-562 as above but 15mm compression
> 395-6912 @ =A3102, 1/2" BSP, max temp 80 degC
>
> HTH,
>
> Tim.
>
>
> On 6/29/07, Paul Gordon <paul@xxxxxxx> wrote:
> > Can anyone point me in the direction of a simple flow switch that
could
> > be plumbed in-line in 15mm pipe that could connect to a comfort
input
> > zone (i.e. volt-free contact)
> >
> >
> >
> > TIA