Date:         Tue, 26 Jan 2010 16:26:05 -0800
Reply-To:     Loren Busch <starwagen@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Loren Busch <starwagen@GMAIL.COM>
Subject:      Re: How do you tell how much juice a battery has/?
Comments: To: Erik Lundberg <ealundberg74@yahoo.com>
In-Reply-To:  <32107451-9E5B-4A1A-88C1-FB2CC35FCA1B@YAHOO.COM>
Content-Type: text/plain; charset=UTF-8

On Tue, Jan 26, 2010 at 3:44 PM, Erik Lundberg <ealundberg74@yahoo.com>wrote:

>   Still doesn't answer the original question though - is there an
> instrument that can be wired into the van that will give some indication of
> the battery's effectiveness?
>
There are many 'battery management' systems on the market that will give
readings like you are asking about.  But they are fairley large and with a
big price tag.  Go to any of the online vendors selling solar charging
setups and they will have a variety of them.

>
> Is there some way to load test the battery in place with some accuracy, or
> does it require removal and proper testing by a licensed technician?
>

There is a section of the link you provided earlier that discusses just
that.

>
>