Re: Pulsed water meter - what are the wires for ?

["christopher purves" <CHRIS_PURVES@xxxxxxx>]

Gotcha - will do and thanks for the help. I had been reading about hall=20
effect sensors and I think thats what you are describing. The meter must=20
have both .... a pulsed output driven by the magnet on the dial but also a=
=20
volatage generated by the flowing water itself.

Chris



>From: YAP <x112358@xxxxxxx>
>Reply-To: ukha_d@xxxxxxx
>To: ukha_d@xxxxxxx
>Subject: Re: [ukha_d] Pulsed water meter - what are the wires for ?
>Date: Thu, 25 Aug 2005 09:42:41 +0200
>
>I asked them and this is the answere I got:
>---
>They will be despatching a pulsed output
>
>If the meter is fitted and water flowing through a voltage will be
>despatched
>Best route is to put a voltmeter across to determine which ones
despatch=20
>the
>pulse
>---
>
>
>
>/Ake
>
>On 8/25/05, christopher purves <CHRIS_PURVES@xxxxxxx> wrote:
> > Hmm thanks for the info. I wonder why it might need power ?
Sounds like=
=20
>I
> > should attach the blue and brown to my logger.
> >
> > Chris
> >
> >
> >
> > >From: "Stuart Worrall" <stuart@xxxxxxx>
> > >Reply-To: ukha_d@xxxxxxx
> > >To: <ukha_d@xxxxxxx>
> > >Subject: RE: [ukha_d] Pulsed water meter - what are the wires
for ?
> > >Date: Wed, 24 Aug 2005 23:21:44 +0100
> > >
> > >Spoke to a guy from the leakage team in work today.
> > >
> > >They use Kent meters with two wires on.  He did say though
that he's
> > >previously seen a four wire meter.
> > >
> > >Black and Red for power from a logger and apparently the
other two wer=
e=20
>for
> > >opposite flows as the meter is bi-directional.  Not sure if
this will=
=20
>apply
> > >to yours though.
> > >
> > >Thanks
> > >
> > >Stu
> > >
> > >-----Original Message-----
> > >From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf=
=20
>Of
> > >christopher purves
> > >Sent: 24 August 2005 07:51
> > >To: ukha_d@xxxxxxx
> > >Subject: Re: [ukha_d] Pulsed water meter - what are the wires
for ?
> > >
> > >Its from here,
> > >
> > >http://www.meters.co.uk/watermeters.htm
> > >
> > >Tomi range
> > >
> > >Has 4 wires coming from the bit that attaches to the dial
black / brow=
n
> > >/red/ blue if I remember correctly.
> > >
> > >The detail
> > >
> >=20
> >http://www.meters.co.uk/Data/Water%20Meter%20-%20Tomi%20-%20Technical%20=
Data
> > >%20Sheet.pdf
> > >
> > >
> > >Ta
> > >
> > >Chris
> > >
> > >
> > >
> > >
> > > >From: YAP <x112358@xxxxxxx>
> > > >Reply-To: ukha_d@xxxxxxx
> > > >To: ukha_d@xxxxxxx
> > > >Subject: Re: [ukha_d] Pulsed water meter - what are the
wires for ?
> > > >Date: Tue, 23 Aug 2005 20:54:15 +0200
> > > >
> > > >I might help. Brand? Model?
> > > >
> > > >/Ake
> > > >
> > > >On 8/23/05, christopher purves
<CHRIS_PURVES@xxxxxxx> wrote:
> > > > >  Done 2 hrs of that - no luck.
> > > > >
> > > > >  Chris
> > > > >
> > > > >
> > > > >
> > > > >  >From: Neil Fuller <neil@xxxxxxx>
> > > > >  >Reply-To: ukha_d@xxxxxxx
> > > > >  >To: ukha_d@xxxxxxx
> > > > >  >Subject: Re: [ukha_d] Pulsed water meter -
what are the wires=20
>for ?
> > > > >  >Date: Tue, 23 Aug 2005 17:23:31 +0100
> > > > >
> > > > >  >
> > > > >  >Is there a manufacturers mark on the meter?
> > > > >  >
> > > > >  >If so, Google is your friend!!!
> > > > >  >
> > > > >  >Cheers
> > > > >  >
> > > > >  >Neil
> > > > >  >
> > > > >  >christopher purves wrote:
> > > > >  >
> > > > >  > >Hi,
> > > > >  > >
> > > > >  > >I am now the pround ower of a pulsed
water meter (along with =
a
> > > >pulsed
> > > > >  > >electricity meter and pulsed gas meter).
The electricity and=
=20
>gas
> > > >meter
> > > > >  >have
> > > > >  > >a simple 2 wires coming from them which
are normally open and
> > > > > then
> > > >close
> > > > >  >for
> > > > >  > >every pulse - all very easy. The water
meter has 4 though and
> > > > > the
> > > >useful
> > > > >  > >supplier is not really sure what they
are for. Any ideas ? It=
s=20
>a
> > > > > standard  > >water meter with a magnetic
sensor on the dial to=20
>read
> > > > > a magnet
> > > >inside
> > > > >  >the
> > > > >  > >meter itself.
> > > > >  > >
> > > > >  > >I guessed at 2 power supply  + 2 as for
the others but can't=
=20
>see
> > > > > why
> > > >it
> > > > >  > >would need a power supply.
> > > > >  > >
> > > > >  > >Ta
> > > > >  > >Chris
> > > > >  > >
> > > > >  > >
> > > > >  > >
> > > > >  > >
> > > > >  > >
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