From: "Stephen Izett stephen.izett@gmail.com" <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Wiring ec2 to em3
Date: Wed, 6 Jun 2018 21:49:57 +0800
References: <list-11223057@logan.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-11223057@logan.com>
Message-Id: <1DDBF0A0-D010-490E-BB2F-2C02D4392AC6@gmail.com>

Hi Martin
Yes
Steve

> On 6 Jun 2018, at 5:54 pm, Martin King martin.king@pobox.com =
<flyrotary@lancaironline.net> wrote:
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> Hello Steve
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> Am I remembering correctly that you are an Aussie and Perth WA based?
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> Regards
> MK
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> On 4 June 2018 at 11:38, alex alex.molteno@gmail.com =
<flyrotary@lancaironline.net> wrote:
> Hi Steve, thank you so much for the terminal assignments and I =
apologize for the tardy reply. I learned today I'm leaving asap on a =
work assignment so been tying up loose ends and I didn't have a chance =
to go to the hangar and unmount the EM3 and take photos. My email is =
alexandre.molteno AT gmail.com and it should handle the file size ok I =
think, I appreciate the help so far!
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> Thanks
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> Alex
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> On Sat, Jun 2, 2018, 04:24 Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
> Hi Alex
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> Thanks, we=E2=80=99ll soon see which decisions where wise and which =
were expensive!
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> I have the EM3 instructions as a word file that is 8.5MB.
> Can I have your address to pm you.
> Hopefully your provider can handle that file size.
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> Could you take a photo of your EM3 so I can see what you have.
> =46rom memory all EM3 wiring was to the 4 terminal strips.
> There should be:
> 1. Power and Earth.
> 2. Serial link to EC2
> 3. Connections to EM3 head unit
> 4. All the sensors
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> I=E2=80=99ll send the file as soon as I have your address
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> Here is the terminal breakdown of the AQM
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> Cheers
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> Steve Izett
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> AQM   TERMINAL BLOCK ASSIGNMENTS
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> TERMINAL       SIGNAL                  DESTINATION
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> TB1-1       N/U                                  NOT USED
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> TB1-2       FUEL PRESSURE           FUEL PRESSURE SENSOR TERMINAL
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> TB1-3       GROUND                  AIR DATA SENSOR GROUND  (PIN 2 ON =
ALL)
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> TB1-4       N/C                     NOT USED
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> TB1-5       OUTSIDE AIR TEMP        OAT SENSOR PIN 2 (WHITE WIRE)
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> TB1-6       OIL PRESSURE SENSOR     OIL PRESSURE SENSOR TERMINAL
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> TB1-7       COOLANT PRESSURE        COOLANT PRESSURE TERMINAL
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> TB1-8       O2 SENSOR/MIX           O2 SENSOR LEAD
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> TB1-9       TAS (OPTIONAL)          TAS SENSOR PIN 1
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> TB1-10      OIL TEMP                OIL TEMP SENSOR TERMINAL
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> TB1-11      LEFT FUEL               LEFT FUEL TANK SENSOR
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> TB1-12      +5 Pwr FOR OAT & air    OAT RED WIRE & POWER AIR DATA =
SENSORS IF EQUIPPED
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> TB1-13      ALTITUDE                ALTITUDE SENSOR PIN 1
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> TB1-14      N/C                     NOT USED
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> TB1-15      RIGHT FUEL tank         RIGHT FUEL SENSOR or (MAP sensor =
on non EC3 eng)
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> TB1-16      COOLANT TEMP            COOLANT TEMP SENSOR TERMINAL=20
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> TB2-1 & TB3-1     CHT8              RED,WHITE   J TYPE THERMOCOUPLE
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> TB2-2 & TB3-2     CHT6              RED,WHITE   J
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> TB2-3 & TB3-3     CHT4              RED,WHITE   J
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> TB2-4 & TB3-4     CHT1             RED,WHITE  J   =20
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> TB2-5 & TB3-5     CHT2             RED,WHITE   J
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> TB2-8 & TB3-6     CHT3              RED,WHITE   J
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> TB2-7 & TB3-7     CHT5             RED,WHITE  J
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> TB2-8 & TB3-8     CHT7              RED,WHITE   J
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> TB2-9 & TB3-9     EGT8              RED,YELLOW  K TYPE THERMOCOUPLE
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> TB2-10 & TB3-10   EGT6              RED,YELLOW  K
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> TB2-11 & TB3-11   EGT4              RED,YELLOW  K
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> TB2-12 & TB3-12  EGT1              RED,YELLOW  K
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> TB2-13 & TB3-13   EGT2              RED,YELLOW  K
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> TB2-14 & TB3-14   EGT3              RED,YELLOW  K
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> TB2-15 & TB3-15  EGT5              RED,YELLOW  K
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> TB2-16 & TB3-16   EGT7              RED,YELLOW  K
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> TB4-1       OAT BIAS                BLACK LEAD ON OAT SENSOR
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> TB4-2       LYC. TACH               P-LEAD ON MAG  (Lycoming only, no =
ec3 controller)
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> TB4-3       TACH & FUEL FLOW SENSE  FUEL INJECTOR 1 LEAD ON EC3 & FUEL =
INJECTOR
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> TB4-4       SERIAL DATA IN          SERIAL OUT FROM EC3(J2-13) or =
EC2(J1-7)
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> TB4-5       N/C
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> TB4-6       N/C
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> TB4-7       GROUND                  GROUND ON AIRFRAME NEAR AQM
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> TB4-8       +12 POWER               AVIONICS POWER BUS (SWITCHED)
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> TB4-9       VOLTAGE SENSE           MAIN POWER BUS  (TO SENSE SYSTEM =
VOLTAGE)
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> TB4-10      SERIAL DATA OUT         SERIAL IN TO EC3(J2-12) or =
EC2(J1-27)=20
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> TB4-11      N/C
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> TB4-12      DISP DATA OUT           PIN 5 ON EM3 DISPLAY CONNECTOR  J1
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> TB4-13      Vss/GROUND              PIN 17 ON EM3 DISPLAY CONNECTOR J1
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> TB4-14      DISP DATA IN            PIN 7 ON EM3 DISPLAY CONNECTOR  J1
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> TB4-15      DISP DATA CLOCK         PIN 6 ON EM3 DISPLAY CONNECTOR  J1
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> TB4-16      +5 POWER FOR OAT SENSOR RED WIRE ON OAT SENSOR
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> > On 2 Jun 2018, at 1:13 pm, alex alex.molteno@gmail.com =
<flyrotary@lancaironline.net> wrote:
> >=20
> > Thank you Steve=20
> >=20
> > My EM3 has no DB plug mounted on the side of the box for wiring, =
like the EC2 has.
> >=20
> > I assume we have to solder a ribbon to the board inside and run it =
out whichever side of the box is convenient for mounting. I suspect I =
wasn't sure on my mounting location when I bought it, so asked Tracy not =
to wire it yet. Do you have a pic of that wiring from the board to =
outside the box?
> >=20
> > Tracy gave me a printed manual, I'm just not sure where I put it, I =
moved a lot of stuff around in anticipation of hurricane Irma last =
season.
> >=20
> > If you have a PDF of the EM3 manual, that would help loads,
> >=20
> > Thanks Steve, good luck with getting the Glasair dialed in,
> >=20
> > Alex
> >=20
> > On Fri, Jun 1, 2018, 11:04 Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
> > Hi Alex
> > Do you have the EC2 and EM3 install documents?
> >=20
> > For the EM3 to talk to an EC2 it needs a serial link which requires =
the two connections below plus a common earth=20
> > EM3 TB4-4        SERIAL DATA IN             SERIAL OUT  FROM =
EC2(J1-pin 7)
> > EM3 TB4-10      SERIAL DATA OUT         SERIAL IN               TO =
EC2(J1-pin 27)=20
> >=20
> > Steve Izett
> > > On 1 Jun 2018, at 10:44 pm, Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
> > >=20
> > > Hi Alex
> > > In case Tracy is not around, what do you not understand re EC2 =
talking to EM3?
> > > Steve Izett
> > >=20
> > >> On 1 Jun 2018, at 10:33 pm, alex alex.molteno@gmail.com =
<flyrotary@lancaironline.net> wrote:
> > >>=20
> > >> Hi Tracy, are you around FL area still, I need advice to wire up =
the ec2 to em3, or ill be happy to send the em3 to you as well if that's =
an option
> > >>=20
> > >> Thanks,
> > >>=20
> > >> Alex
> > >=20
> > >=20
> > > --
> > > Homepage:  http://www.flyrotary.com/
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> >=20
> >=20
> > --
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> --
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