Date:         Wed, 3 Nov 1999 07:23:19 PST
Reply-To:     Mark McCulley <transporter99@HOTMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Mark McCulley <transporter99@HOTMAIL.COM>
Subject:      Re: Is battery isolator better than a relay?
Comments: To: m.radtke@ELM.AZ05.BULL.COM
Content-Type: text/plain; format=flowed

>I have heard that some folks have located the remote sensing connection in
>the alternator regulator and added a wire to remote sense.
>

The SurePower isolator is designed to be connected to remote sense for the
voltage regulator. This requires a modification to the regulator, but it's
not very hard to do.

>The good news is that the relay is not as bad as it first sounds.  Lead
>acid batteries have charging characteristics that allow them to charge in
>parallel and share the charging current fairly well.  And, connecting a
>discharged battery across a charged one isn't all that dramatic either.
>  Again, they quickly adjust to one another and as long as you drive long
>enough to charge the low battery there should be no problem.

I've used both approaches and the isolator definately does a better job of
keeping both batteries fully charged.


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