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 5.2.2) with ESMTP id 2864111 for flyrotary@lancaironline.net; Sun, 20 Apr 2008 10:23:01 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=eanderson@carolina.rr.com Received: from edward2 ([75.191.186.236]) by cdptpa-omta05.mail.rr.com with SMTP id <20080420142223.SXMX5568.cdptpa-omta05.mail.rr.com@edward2> for ; Sun, 20 Apr 2008 14:22:23 +0000 Message-ID: <000601c8a2f1$af532920$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Emailing: Christmas2007_15.JPG Date: Sun, 20 Apr 2008 08:00:31 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000C_01C8A2BC.9AF24860" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_000C_01C8A2BC.9AF24860 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable George, While the unit could be adapted using the traditional fuel flow = sensor in the fuel line, there are such units already made for aircraft = (expensive) and boats (less expensive) that would probably work for your = needs.. The units as it is current configured only works with = electronic fuel injected engines. One of my goals was to keep it as = inexpensive as possible and two Flow Scan transducers alone would cost = about $200 more than my unit does. Also for that reason, I have = resisted request to add other sensors. Ed ----- Original Message -----=20 From: George Lendich=20 To: Rotary motors in aircraft=20 Sent: Sunday, April 20, 2008 2:39 AM Subject: [FlyRotary] Re: Emailing: Christmas2007_15.JPG Ed, The reason I ask is that I want to keep my single development very = simple and was wondering if it would work with a carb system - it would = seem not, as I have no injector pulse. Unless it could be done some = other way. George ( down under)=20 Hi George, Here is what the EFISM looks like in its case. This is the main = flight screen with Air/Fuel Ratio indicator (top), Fuel Flow and Fuel = used. There are a number of other screens some of which shows the RWS = EC2 fuel maps and ignition timing. Check out www.andersonee.com if = interested in more information. But, to answer your question, the EFISM gets all its fuel flow and = usage information from reading the injector's pulse train (no sensor = required). The Air/Fuel Ratio indicator uses the O2 sensor (narrow = band) and if you want to see the Ec2 fuel maps and manipulate them using = the EFISM then it requires 2 wires to the data output of the EC2. So the O2 sensor is really the only sensor needed. Tracy Crook = offers the EM2 which is an aircraft performance and engine performance = unit offering much more capability than my unit. My unit would = primarily be of interest to folks who say - already had an engine = monitoring unit (Such as a Grand Rapids of others) but wanted to also = add this Fuel monitoring/management system and did not need/want to = duplicate the functions provided by the EM2. It occupies the standard 2 1/4" dia instrument hold - is 1 1/2" deep = and weighs 2 1/4 ozs. Ed The message is ready to be sent with the following file or link = attachments: Christmas2007_15.JPG Note: To protect against computer viruses, e-mail programs may = prevent sending or receiving certain types of file attachments. Check = your e-mail security settings to determine how attachments are handled.=20 -------------------------------------------------------------------------= --- -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html -------------------------------------------------------------------------= --- No virus found in this incoming message. Checked by AVG.=20 Version: 7.5.524 / Virus Database: 269.23.2/1387 - Release Date: = 19/04/2008 11:31 AM ------=_NextPart_000_000C_01C8A2BC.9AF24860 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable
George, While the unit could be adapted = using the=20 traditional fuel flow sensor in the fuel line, there are such units=20 already made for aircraft (expensive) and boats (less expensive) = that would=20 probably work for your needs..  The units as it is current = configured only=20 works with electronic fuel injected engines.  One of my goals was = to keep=20 it as inexpensive as possible and two Flow Scan transducers = alone would=20 cost about $200 more than my unit does.  Also for that reason, I = have=20 resisted request to add other sensors.
 
Ed
----- Original Message -----
From:=20 George=20 Lendich
Sent: Sunday, April 20, 2008 = 2:39=20 AM
Subject: [FlyRotary] Re: = Emailing:=20 Christmas2007_15.JPG

Ed,
The reason I ask is that I want to = keep my single=20 development very simple and was wondering if it would work with a carb = system=20 - it would seem not, as I have no injector pulse. Unless it could be = done some=20 other way.
George ( down = under) 
Hi George,
 
Here is what the EFISM looks like = in its=20 case.   This is the main flight screen with Air/Fuel Ratio = indicator (top), Fuel Flow and Fuel used.  There are a number = of other=20 screens some of which shows the RWS EC2 fuel maps and ignition = timing. =20 Check out www.andersonee.com if=20 interested in more information.
 
But, to answer your question, the = EFISM gets=20 all its fuel flow and usage information from reading the injector's = pulse=20 train (no sensor required).  The Air/Fuel Ratio indicator uses = the O2=20 sensor (narrow band) and if you want to see the Ec2 fuel maps and = manipulate=20 them using the EFISM then it requires 2 wires to the data output of = the=20 EC2.
 
So the O2 sensor is really the only = sensor=20 needed.  Tracy Crook offers the EM2 which is an aircraft = performance=20 and engine performance unit offering much more capability than my=20 unit.  My unit would primarily be of interest to folks who say = -=20 already had an engine monitoring unit (Such as a Grand Rapids of = others) but=20 wanted to also add this Fuel monitoring/management system and did = not=20 need/want to duplicate the functions provided by the = EM2.
 
 
It occupies the standard 2 1/4" dia = instrument hold - is 1 1/2" deep and weighs 2 1/4 ozs.
 
Ed
 
The message is ready to be sent with the following = file or=20 link attachments:
Christmas2007_15.JPG

Note: To protect = against=20 computer viruses, e-mail programs may prevent sending or receiving = certain=20 types of file attachments.  Check your e-mail security settings = to=20 determine how attachments are handled.=20

--
Homepage:  http://www.flyrotary.com/
Archive = and=20 UnSub:  =20 http://mail.lancaironline.net:81/lists/flyrotary/List.html

No virus found in this incoming message.
Checked by AVG.=20
Version: 7.5.524 / Virus Database: 269.23.2/1387 - Release Date: = 19/04/2008 11:31 AM
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