X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Fri, 09 Dec 2005 00:22:33 -0500 Message-ID: X-Original-Return-Path: Received: from imo-d21.mx.aol.com ([205.188.144.207] verified) by logan.com (CommuniGate Pro SMTP 5.0.3) with ESMTP id 869241 for lml@lancaironline.net; Thu, 08 Dec 2005 23:43:10 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.144.207; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-d21.mx.aol.com (mail_out_v38_r6.3.) id q.293.19ccecb (57365) for ; Thu, 8 Dec 2005 23:42:15 -0500 (EST) From: Sky2high@aol.com X-Original-Message-ID: <293.19ccecb.30ca6527@aol.com> X-Original-Date: Thu, 8 Dec 2005 23:42:15 EST Subject: Re: [LML] Re: LNC2 Battery, LSE Backup Battery poser X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1134103334" X-Mailer: 9.0 Security Edition for Windows sub 5300 X-Spam-Flag: NO -------------------------------1134103334 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 12/8/2005 9:38:57 P.M. Central Standard Time, marv@lancaironline.net writes: Check with the installer of car audio systems. They use multiple battery installations on the big systems. I got an apparatus that directs charge from the alternator to whichever battery needs charge without overcharging either one. It is called an isolator. http://www.bcae1.com/battiso.htm (this site gives good explanation of various types) Jim, Thanks for the info. My small (5AH) ignition backup battery is isolated by a diode (60 A low voltage drop Schottky). One is not necessary for the 28 AH main battery since that is the main electrical system battery. My batteries have different charging requirements but apparently they are close enough to that supplied by the single voltage regulator to not adversely affect the life of the backup. Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Merry Christmas to all! -------------------------------1134103334 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 12/8/2005 9:38:57 P.M. Central Standard Time,=20 marv@lancaironline.net writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>Check=20 with the installer of car audio systems. They use multiple=20 battery
installations on the big systems. I got an apparatus that= =20 directs charge from
the alternator to whichever battery needs charge=20 without overcharging either
one. It is called an isolator.
&nb= sp;=20
http://www.bcae1.com/battiso.htm (this site gives good=20 explanation of
various types)

Jim,

Thanks for the info. My small (5AH) ignition backup battery is=20 isolated by a diode (60 A low voltage drop Schottky). One is not neces= sary=20 for the 28 AH main battery since that is the main electrical system=20 battery. My batteries have different charging requirements but apparen= tly=20 they are close enough to that supplied by the single voltage regulator to no= t=20 adversely affect the life of the backup.=20

Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

Mer= ry=20 Christmas to all!

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