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Tap 12v off of Einsy?  

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DarthMuffin
(@darthmuffin)
Eminent Member
Tap 12v off of Einsy?

I've modified the Einsy case for a fan ( https://www.thingiverse.com/thing:2718553 ) in preparation for when my Mk3 upgrade kit gets here.

Does anyone know if there's a good place to tap 12v off of the Einsy board? If not I may get a converter.

Thanks.

Postato : 23/12/2017 4:43 am
keith.m10
(@keith-m10)
Eminent Member
Re: Tap 12v off of Einsy?

I do not think you will find 12 volts on a 24 volt supplied Einsy, only 5 volts (on-board regulator) and 24 volts (supplied from main supply).

Postato : 23/12/2017 6:18 am
DarthMuffin
(@darthmuffin)
Eminent Member
Topic starter answered:
Re: Tap 12v off of Einsy?

The noctua fan on the print head is 12v.

Postato : 23/12/2017 6:17 pm
keith.m10
(@keith-m10)
Eminent Member
Re: Tap 12v off of Einsy?


The noctua fan on the print head is 12v.

That may be, but the Einsy schematic shows both fans run off the on-board 5 volt regulator. I think it is used/needed for the fan tach detection function.

Postato : 23/12/2017 7:17 pm
Knickohr
(@knickohr)
Utenti Moderator
Re: Tap 12v off of Einsy?

Be careful, there are a lot of version of the Einsy schematics.

I found a 5V-version and a 24V-version, maybe PRUSA has it own version.

Thomas

Postato : 24/12/2017 11:21 am
keith.m10
(@keith-m10)
Eminent Member
Re: Tap 12v off of Einsy?

There is no 5 volt or 24 volt version. It is a ~9 volt to ~36 volt version board. The on-board 5 volts is what all the logic on the control board runs on and the main supply(9 volts -36 volts) is what is used to power all the external loads(heaters).

Postato : 24/12/2017 2:17 pm
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