X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.120] verified) by logan.com (CommuniGate Pro SMTP 6.0.1) with ESMTP id 6055462 for flyrotary@lancaironline.net; Mon, 11 Feb 2013 07:27:41 -0500 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=eanderson@carolina.rr.com Return-Path: X-Authority-Analysis: v=2.0 cv=R9WB6KtX c=1 sm=0 a=g3L/TDsr+eNLfIieSKfGkw==:17 a=AHkS0RJitIMA:10 a=9uHq_uUnn0QA:10 a=05ChyHeVI94A:10 a=8nJEP1OIZ-IA:10 a=ayC55rCoAAAA:8 a=aUUwZgj14PQA:10 a=HZJGGiqLAAAA:8 a=Ia-xEzejAAAA:8 a=7g1VtSJxAAAA:8 a=oCcaPWc0AAAA:8 a=kCtpzRxmJM6qxzGNQg4A:9 a=wPNLvfGTeEIA:10 a=Qa1je4BO31QA:10 a=HeoGohOdMD0A:10 a=EzXvWhQp4_cA:10 a=g3L/TDsr+eNLfIieSKfGkw==:117 X-Cloudmark-Score: 0 X-Authenticated-User: X-Originating-IP: 174.110.170.10 Received: from [174.110.170.10] ([174.110.170.10:60519] helo=EdPC) by cdptpa-oedge02.mail.rr.com (envelope-from ) (ecelerity 2.2.3.46 r()) with ESMTP id 9B/C7-22260-A93E8115; Mon, 11 Feb 2013 12:27:06 +0000 Message-ID: <3F163DE8F0314E8991C6A85A53DFC893@EdPC> From: "Ed Anderson" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Crickets & progress Date: Mon, 11 Feb 2013 07:27:06 -0500 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 Thanks for the suggestion, Ernest However, the cost of the wideband sensor kits I found approach (or are more than) the total cost of the EFISM - so not feasible marketing wise. But, who knows - there are a bunch of them out there and I have not done an exhaustive search - yet. Ed -------------------------------------------------- From: "Ernest Christley" Sent: Sunday, February 10, 2013 8:07 PM To: "Rotary motors in aircraft" Subject: [FlyRotary] Re: Crickets & progress > > On Feb 9, 2013, at 6:27 PM, Ed Anderson wrote: > >> Great to hear about your move to the wide band O2 sensor, Tracy. >> >> I looked into modifying the EFISM to do the same, but found the PID >> control supposedly necessary to precisely control the heater element of >> the wide band sensor to be much more complex than simply extending the >> voltage range to interpret the WB output. Did you embed any PID control >> elements in the EC3 for temperature control - or just accepted any small? >> error associated with temp variations? >> >> Ed > > Ed, look at the LS1 line of Innovate sideband sensors. They have their > own computer that controls the heater, and it just puts out a 0-5V > corresponding to the F/A mixture. > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2013.0.2897 / Virus Database: 2639/6087 - Release Date: 02/07/13 > >