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ceengland7(at)gmail.com Guest
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Posted: Sun Feb 05, 2017 5:52 pm Post subject: Single EPL101x Series Dimmer For Dynon Skyview Brightness a |
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I wondered about whether that gadget was just a potentiometer, but there
wasn't enough info in the brochure to tell. You might be able to use it
to control overall system brightness, but you need to consult the manual
(and Dynon).
You *really* need to speak with, as in on the phone, Dynon. Again, I
don't have the manual. But your description of the language indicates
that pin 25 is the pin I mentioned in my earlier email. Key words are
'output' and 'sink'. They didn't call it an 'in' because it isn't
listening; it's controlling. Sink type controls can be really confusing
to understand, if you're not 'electron indoctrinated'. Think of it
like the Master switch in the Z diagrams; the Master is a sink-type
control for the master contactor. It works on the ground side of the
circuit. (Double E's, please forgive the analogy...)
If we're getting the full picture on what the pin is doing, you would
connect bus supply voltage to any LEDs you want lit, and the other leads
would be collected and tied to pin 25. The LEDs' brightness will then
track the Skyview's brightness. You have to be sure that the total
current of all the LEDs added together is less than 120mA (which isn't
much). Also, know that if you have LEDs of different pedigrees, they
will all track the Skyview, but will likely have different relative
intensities. That can be adjusted by inserting various value resisters
in each LED's circuit (another discussion).
For dimming a landing light *indicator* LED, you'd tie the load side of
the switch (the + terminal of the landing light) to the indicator LED,
and the other terminal of the indicator LED to pin 25.
Charlie
On 2/5/2017 6:52 PM, William Hunter wrote:
[quote]
Charlie and Joe,
As always I am very grateful for your help.
So the "DIM OUTPUT" signal is essentially a "variable ground" (I think they could have called it something different than "output"...just say 'in).
The Skyview manual states that the DIM OUTPUT "can sink a maximum current of 120mA and a maximum voltage of 40V." So for my landing light circuit simply branch off one extra wire from the same spade as the circuit that goes to the landing light (+) and run this second wire to the (+) spade of the switch indicator light?
I just received this from the dimmer manufacturer: "To clarify, the EPL1012 is a pulse width modulated power switch and not a rheostat. The switching takes place between the red wire and the black wire. The white wire supplies power to the switching circuit at around 300 Hz. Please note that there is no current limiting within the dimmer."
Since the dimmer is essentially a variable voltage digital signal I am curious to see if it would work for the pin 25. I am hoping against hope because I already cut the hole in my panel for the dimmer...and I really like the looks of the little knob. I will ask Dynon.
THANKS AGAIN!!!!
..
Cheers!!!
Bill Hunter
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billhuntersemail(at)gmail Guest
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Posted: Wed Feb 08, 2017 10:15 pm Post subject: Single EPL101x Series Dimmer For Dynon Skyview Brightness a |
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Quote: | The SkyView manual states, "same power source". That means one breaker or fuse. But connect 2 wires to the one breaker to power the SkyView.
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My response.... . "Hmmmmmm"
Perhaps more appropriate... !!! DOH!!! (Homer Simpson emoticon added for dramatic emphasis)
I guess I kinda interpreted the "same power source" to be the same battery /alternator....
Hmmmmmm.... Grrrrr....
Bill Hunter
On Feb 8, 2017 19:30, "user9253" <fransew(at)gmail.com (fransew(at)gmail.com)> wrote: Quote: | --> AeroElectric-List message posted by: "user9253" <fransew(at)gmail.com (fransew(at)gmail.com)>
No, my friend's SkyView is powered by only one fuse.
And you should only use ONE circuit breaker.
The SkyView manual states, "same power source". That means one breaker or fuse. But connect 2 wires to the one breaker to power the SkyView.
--------
Joe Gores
Read this topic online here:
http://forums.matronics.com/viewtopic.php?p=465904#465904
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