Re: (ET) Voltmeters/battery

["Tim Gulden" <rimmer59 hbci com>]

I could see a dc-dc convertor for the lights but the lift likes high
currents,
thus a pricy dc-dc converter.
Tim
----- Original Message ----- 
From: "Dave & Debbie Barden" <daveb seanet com>
To: "matt" <matty tds net>; <elec-trak cosmos phy tufts edu>
Sent: Tuesday, May 13, 2003 10:08 AM
Subject: Re: (ET) Voltmeters/battery


> My e12 taps 12v for the lights and 18v for the front lift motor.  those
> batteries that are tapped will always read lower than the batteries that
are
> not. to get equal draw on all batteries you would need to replace the 
> taps
with
> a dc-dc converter(s) to provide power to the lights and lift motor.
>
> dave
> seattle
>
> > At 11:35 AM 5/13/03 -0500, you wrote:
> > >Hi,
> > >Recently several of you suggested that it might be nice to know the
> > >relative state of each battery in the pack. I too thought that would 
> > >be
> > >interesting to know since it is messy and time consuming to determine
> > >that by hydrometer. So I  hooked up six voltmeters, one to each
battery.
> > >So.....they are indeed wonderful indicators of relative battery
> > >condition especially under load. Hydrometer readings verify the
> > >voltmeter readings. Usually one of the three cells go bad first in a
six
> > >volt battery. A voltmeter cannot indicate which one, of course, but it
> > >does give a relative indication of what is going on. Under load the
> > >relative strength of each battery in the pack is quite visible even
with
> > >the cheap meters I am using. If anyone is interested in knowing more I
> > >can individually email digital photos and/or a schematic diagram (the
> > >list owner does not permit this due to storage limitations).
> > >Regards,
> > >Tom
> >
> >  It would be interesting to know what batts go bad first.
> > The one after the charger? Next to the cut out switch?
> > One farthest from the charger?
> > on mine it was the 2 next to the cut out switch. One in front, one in
back.
> > >
> > >
> > Matthew P.Magda Jr.
> >
> >
> >
>
>
>
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>