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Date: Tue, 20 May 2008 10:38:29 -0600
From: Bob White <bob@bob-white.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: Re: EC2 EM2 data transfer
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Hi Tracy,

Could we check this again?  The data I have for the integral display
model EM2 is P2 pins 11 and 24 for serial data.  P2 is the 25 pin sensor
group 1 connector.  The old separate display module used pins 5 and 6 of
P4 which was the 15 pin display connector.

Thanks,
Bob W.


On Tue, 20 May 2008 11:44:42 -0400
"Tracy Crook" <tracy@rotaryaviation.com> wrote:

> As shown on Pg 4 of the installation guide,  EM2  P2 pin 6 is the pin
> connected to EC2 pin 17.  EM2 P2  is a 15 pin connector so there is no P2
> pin 24.  A typo in your email?
> 
> Tracy Crook,    RWS
> 
> On Mon, May 19, 2008 at 8:12 PM, <neilak@sympatico.ca> wrote:
> 
> >  Tracy,
> >
> >
> >
> >             So I will need a wire from EM2 P2 pin 24 to EC2 pin 17 for the
> > tach signal.
> >
> >
> >
> > Neil
> >
> >
> >  ------------------------------
> >
> > *From:* Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] *On
> > Behalf Of *Tracy Crook
> > *Sent:* Monday, May 19, 2008 5:45 PM
> > *To:* Rotary motors in aircraft
> > *Subject:* [FlyRotary] Re: EC2 EM2 data transfer
> >
> >
> >
> > The EM2 senses rpm by monitoring the injection rep rate and fuel flow by
> > checking the duty cycle on this same line (injector 1 drive line on pin 17
> > of EC2).   There is a lot of other data sent over to the EM2 but it is used
> > for things like the auto tune function and editing the MAP table.
> >
> >
> >
> > Tracy Crook,    RWS
> >
> > On Mon, May 19, 2008 at 4:59 PM, <neilak@sympatico.ca> wrote:
> >
> > Tracey et al,
> >
> >        I'm in the final throws of wiring our latest 13b creation and I have
> > a question.
> >
> >        I know that manifold pressure is sent from the EC2 to the EM2 for
> > display but what other data is transferred from one to the other?  Tach
> > perhaps?
> >
> > Neil
> >
> >
> >
> >
> > --
> > Homepage:  http://www.flyrotary.com/
> > Archive and UnSub:
> > http://mail.lancaironline.net:81/lists/flyrotary/List.html
> >
> >
> >
> 


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