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Re: Solenoid valves (was Cat 5 cable)
Sorry all missed the beginning of this thread ..
Can't seem to find where you found examples of this irrigation system.
I am interested in this and methods people have used.
Can you point me to (a) website(s) that give good examples?
Thanks,
Ho Yin
At 15:27 27/04/2004, you wrote:
>Good to hear that. Looks like I'll be buying the same. I have to get
round
>to it this year - the difference between last year without an automatic
>system and the year before (whn I had a simple hozelok setup) was very
>noticeable - especially with thirsty plants like the banana!
>
>Mal
>
>
>
>----- Original Message -----
>From: <ian.bird@xxxxxxx>
>To: <ukha_d@xxxxxxx>
>Sent: Tuesday, April 27, 2004 3:16 PM
>Subject: Re: [ukha_d] Solenoid valves (was Cat 5 cable)
>
>
> >
> > I have found these are fine 99% of the time. The only time I had
a problem
> > was with a sprinkler and 100 foot of hose. The rate was reduced a
little
> > and the sprinkles did not go quite as far as normal. Other than
that no
> > problems.
> >
> > I you use the Hozelok 4 way splitter there is a pressure drop
associated
> > with these which is noticeable but not normally a problem.
> >
> > Ian
> >
> >
> >
> >
> > ---------+---------------------------->
> > steve.cooper@xxxxxxx
> > urich.com
> >
> > 27/04/2004 13:53
> > Please respond to
> > ukha_d
> >
> > ---------+---------------------------->
> >
>
>---------------------------------------------------------------------------
>--------------------------------------------------
> >
>
> > To: ukha_d@xxxxxxx
>
> > cc:
>
> > Subject: Re: [ukha_d] Solenoid valves (was Cat 5 cable)
>
> >
>
>---------------------------------------------------------------------------
>--------------------------------------------------
> >
> >
> >
> >
> >
> > I used the same parts as Ian rswww.com part number 342-023 and
342-039 at
> > the time and have not had any problems with flow rate. My
longest run is
> > about 30 metres but it's more an issue of the number of outlets
and the
> > local water pressure, I have several different runs for different
parts of
> > the garden and switch them on one at a time rather than trying to
power to
> > many sprayer/drippers from one hose. I just use normal garden
hose to get
> > the water to the right location then switch to irrigation type
hose to put
> > the irrigation devices in. If you water in the midnight of the
night you
> > normally get a better pressure that first thing in the morning
when
> > everyone is getting up.
> >
> > S.
> >
> >
> >
> > "Mal Lansell"
> >
> > <mlansell@front To:
><ukha_d@xxxxxxx>
> >
> > ier.co.uk> cc:
> >
> > Subject: [ukha_d]
Solenoid
> > valves (was Cat 5 cable)
> > 27/04/2004
> >
> > 10:25
> >
> > Please respond
> >
> > to ukha_d
> >
> >
> >
> >
> >
> >
> > I am setting up a similar system this year - I saw a website
(Ian's I
> > think)
> > that described exactly what I had in mind, but I'm still debating
which
> > valves to use.
> >
> > Could anyone who has built their own irrgation system let me know
which
> > valves you used, and whether you've had any problems with flow
restriction
> > etc?
> >
> > Cheers
> >
> > Mal
> >
> >
> > ----- Original Message -----
> > From: <steve.cooper@xxxxxxx>
> > To: <ukha_d@xxxxxxx>
> > Sent: Tuesday, April 27, 2004 9:25 AM
> > Subject: Re: [ukha_d] Cat 5 cable
> >
> >
> > >
> > > I think the rating of a CAT5e cable is something like
250-300mA so if
>you
> > > power each one via one pair each you should just about be ok
with
>(333mA)
> > > per wire. But as the water pressure is unlikely to allow
more than one
> > > irrigation valve on at a time it might be best to have 6
wire 1 to each
> > > valve and the 2 for the ground.
> > >
> > > I use Cat5e to power my 12v valve which I think are about
250mA as does
> > Ian
> > > Bird I believe..
> > >
> > > S.
> > >
> > >
> > >
> > > "Steve Jones"
> > > <email@stevej To:
><ukha_d@xxxxxxx>
> > > ones.org> cc:
> > > Subject:
[ukha_d] Cat 5
> > cable
> > > 27/04/2004
> > > 08:17
> > > Please
> > > respond to
> > > ukha_d
> > >
> > >
> > >
> > >
> > >
> > >
> > > I want to connect six solenoid valves for my irrigation
system via cat 5
> > > cable. The total load is 2 amps @ 24volt DC over a cable
run of 10
> > metres.
> > >
> > > Will this cable be ok for this?
> > >
> > >
> > > Regards
> > >
> > >
> > > Steve Jones
> > > mailto:email@xxxxxxx
> > >
> > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> > >
> > >
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