X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: <13brv3@bellsouth.net> Received: from imf25aec.mail.bellsouth.net ([205.152.59.73] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 986396 for flyrotary@lancaironline.net; Mon, 06 Jun 2005 15:25:16 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.73; envelope-from=13brv3@bellsouth.net Received: from ibm69aec.bellsouth.net ([65.6.194.9]) by imf25aec.mail.bellsouth.net with ESMTP id <20050606192430.QMIH22513.imf25aec.mail.bellsouth.net@ibm69aec.bellsouth.net> for ; Mon, 6 Jun 2005 15:24:30 -0400 Received: from rd ([65.6.194.9]) by ibm69aec.bellsouth.net with ESMTP id <20050606192430.YGO13045.ibm69aec.bellsouth.net@rd> for ; Mon, 6 Jun 2005 15:24:30 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: EC2 problems - solved / rotary risks Date: Mon, 6 Jun 2005 14:24:30 -0500 Message-ID: <011701c56acd$5cc017e0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0118_01C56AA3.73EA0FE0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 This is a multi-part message in MIME format. ------=_NextPart_000_0118_01C56AA3.73EA0FE0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable IMO using the EC-2 with complete separation of power & ground feed on = the EM-2, the LS1 coils, redundant CAS, power Bus &alternator/batteries will give you backup on fuel & ignition systems. Georges B. Unfortunately, true redundancy is hard to come by. The EC-2 is probably about as close as you can come to having two separate controllers, = without being truly separate. While I wish the EC-2 had separate power feeds, rather than sharing one, I can also understand Tracy's reasons for not = being too worried about it. You have to draw the line somewhere. =20 Truth be told, I worry more about the wires from the CAS than any other item, and you can bet those babies are tie wrapped within an inch of = their lives (or mine at least). Cheers, Rusty =20 ------=_NextPart_000_0118_01C56AA3.73EA0FE0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

 IMO using the EC-2 with complete separation of = power &=20 ground feed on the EM-2, the LS1 coils, redundant CAS, power Bus=20 &alternator/batteries will give you backup on fuel & ignition=20 systems.
Georges B.

Unfortunately, true redundancy is = hard to come=20 by.  The EC-2 is probably about as close as you can come to having = two=20 separate controllers, without being truly separate.  While I wish = the EC-2=20 had separate power feeds, rather than sharing one, I can also understand = Tracy's=20 reasons for not being too worried about it.  You have to draw the = line=20 somewhere.  

Truth be told, I worry more about=20 the wires from the CAS than any other item, and you can = bet those=20 babies are tie wrapped within an inch of their lives (or mine at=20 least).

Cheers,

Rusty=20    

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