I have the Flydat also and have exactly the same comments as David. I would
recommend it.
Sue and Bill
----- Original Message -----
From: david joyce <davidjoyce@beeb.net>
Subject: Re: RPM readout
> I have a Flydat with my 914 and have not installed an additional Rev
> counter, although the Constant speed unit of my Kremen prop gives prop rpm
> readout. With 2 exceptions I have been entirely happy with the Flydat and
> certainly haven't felt the need for any analouge instrument. The 2
quibbles
> with the Flydat are that with most batteries the voltage drop associated
> with starting the engine switches off the Flydat which then has to go
> through its set up cycle again and so doesn't let you see initial oil
> pressure. Secondly if you exceed any of the preset parameters a message
> 'SERVICE' comes up on the screen and stays there for the first 30 secs
after
> every startup, and can only be removed by visiting the Rotax agent. Having
> no data for such a long time after firing up is highly irritating, as is
the
> need to travel to the other side of the country to get it fixed. I managed
I
> think to run the oil pressure low enough to trigger this response when I
was
> having problems with shutting down the engine, related to faulty mag lead
> earth connections. Otherwise it is brilliant and I certainly would not
want
> to go back to a row of dials. David Joyce
> ----- Original Message -----
> From: Hans Jrgen Danielsen <hansjd@online.no>
> Subject: Re: RPM readout
>
>
> > What's the experience with the Rotax Flydat EIS???
> >
> > Hans.
> >
> >
> >
> > ----- Original Message -----
> > From: <kbcarpenter@comcast.net>
> > Subject: Re: RPM readout
> >
> >
> > > I have the same experience with the EIS 2000 unit. It is accurate and
> > > convenient. Also I have been impressed with the friendly tech help.
> > > I have no connection with the company.
> > > Ken Carpenter
> > > N9XS mono 914
> > > ----- Original Message -----
> > > From: "John & Paddy Wigney" <johnwigney@worldnet.att.net>
> > > Subject: RPM readout
> > >
> > >
> > > > Dear Europaphiles,
> > > >
> > > > I would like to give my comments on RPM readout based on about 100
> hours
> > > > experience on my mono XS with a 912S engine. I installed an EIS
panel
> > (see
> > > > below) which has a digital RPM display and I also installed a Rotax
> > R629M
> > > 2 inch
> > > > analog tachometer since I believed that I would use the analog as
the
> > > primary
> > > > tacho indication. Before flying the plane, I belonged to the school
> > which
> > > > believes that analog indication is the only way for quick
> understanding.
> > > > Interestingly I had spoken to Greg Toman at Grand Rapids
Technologies
> > who
> > > make
> > > > the EIS unit on another matter and he explained that I would stop
> using
> > > the
> > > > analog gauge and would rely on the digital. I did not believe him,
but
> > he
> > > was
> > > > right. The EIS refreshes very rapidly, at least as quick as the
needle
> > > swings,
> > > > and it is always extremely accurate. For example, I have a WhirlWind
> > > constant
> > > > speed prop and in cruise, I can adjust the RPM up or down within 10
> rpm
> > by
> > > using
> > > > about a quarter turn of the prop vernier. I find now that I never
> refer
> > to
> > > the
> > > > analog tacho.
> > > >
> > > > I should explain that I have no personal or business relationship
with
> > EIS
> > > but
> > > > for those considering panel design,I can highly recommend the EIS
2000
> > > unit. It
> > > > has various pages which can be accessed as necessary and a default
> > > "favourite"
> > > > page where I display :-
> > > > RPM
> > > > Oil temperature
> > > > Oil pressure
> > > > Fuel pressure
> > > > Fuel flow (this is an optional extra item)
> > > > CHT
> > > > EGT
> > > > All the outputs can be set with high and/or low alarms which flash a
> > large
> > > red
> > > > lamp.
> > > >
> > > > The other engine outputs available on my unit on the other pages are
> :-
> > > > Total fuel remaining. (Reset at every fuel fill)
> > > > Endurance time (Calculated by fuel remaining divided by current fuel
> > flow)
> > > > Voltage
> > > > Coolant temp
> > > > Timer for current flight. (This resets automatically)
> > > > Total engine time. (Equivalent to Hobbs time)
> > > >
> > > > Finally, analog gauges do have their place. I do use a Manifold
> Pressure
> > > analog
> > > > gauge to set my cruise throttle opening.
> > > >
> > > > Cheers, John
> > > > N262WF
> > > >
> > > > Fred Fillinger wrote:
> > > >
> > > > > Nigel Charles wrote:
> > > > > > ...
> > > > > > An rpm gauge is the only engine gauge which I feel needs
analogue
> > > display.
> > > > > > Ironically these are often the ones which need the most setting
> up.
> > > Mine
> > > > > > overeads by 200rpm at 5800rpm.
> > > > >
> > > > > RPM should be the most suspect of all. Convenient to think
digital
> is
> > > > > more accurate, but you can't just count pulses - accurate to
within
> > > > > parts per million, but at even 50RPM resolution, the display
update
> > > > > rate is unacceptable. Other approaches then become dependent on
> > > > > mechanical and other issues in the stator ass'y from whence come
the
> > > > > pulses, with accuracy attainable with $$, unless the higher price
is
> > > > > just more profit. Same for analog gauges. Digital RPM checkers
> which
> > > > > read optically are very accurate and affordable. Borrowing or
> buying
> > > > > one of these is arguably a must! Or a freq counter from Radio
Shack
> > > > > and do the math.
> > > >
> > > >
> > > > The Europa Forum is supported by Aviators Network UK
> <info@avnet.co.uk>
> > >
> > >
> > > The Europa Forum is supported by Aviators Network UK
<info@avnet.co.uk>
> > >
> > >
> >
>
>
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