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Author Topic: help with DC DC converter  (Read 481 times)
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maestro123
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« on: June 25, 2010, 10:24:11 AM »

hi,

I am fortunate to have a dc dc converter  Cheesy to minimize the noise in the system

but I did not find how to connect Huh

here is the datasheet of the  main element "AFC5"

 is that someone can help me to connect

thank you in advance



* DC DC converter.jpg (2542.37 KB, 1546x1168 - viewed 95 times.)
* afc5f_single_ds_1193850931.pdf (241.31 KB - downloaded 34 times.)
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Tweakie.CNC
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« Reply #1 on: June 25, 2010, 10:39:53 AM »

What do you hope to achieve by using the device please ?.

It appears to be a serial / parallel or parallel / serial converter of some sort but I am uncertain of it's application.

Tweakie.
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maestro123
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« Reply #2 on: June 25, 2010, 04:32:34 PM »

hi tweakie,

it's destinate to decrease noise and i have taked it from a professional cnc machine

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Tweakie.CNC
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« Reply #3 on: June 26, 2010, 12:09:20 AM »

Thanks for the explanation, I understand now.

Do you have noise on the drive signals, limit switch inputs or the power lines ?.

Tweakie.
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maestro123
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« Reply #4 on: June 26, 2010, 04:08:57 AM »

No Tweakie for the moment i have not noise.

One time it happened that X axis made unexpected movement..!!

The manufacturer said that this system is designed to keep very low noise, so i think that is professional to have "AFC5".

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Tweakie.CNC
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« Reply #5 on: June 26, 2010, 11:03:59 AM »

Hi again,

I have searched the internet for more info on this assembled AFC5 device of yours without success.
My suggestion is that you forget about it - a dc to dc converter in itself would do little if anything to reduce any electrical noise in a CNC system anyway. If you feel that you have a noise problem then some very good tips have been detailed by Bob Warfield both here http://www.cnccookbook.com/CCCNCNoise.html as well as on this forum.

Sorry I can't be of more help.
Best regards,

Tweakie.

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maestro123
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« Reply #6 on: June 28, 2010, 05:43:07 PM »

Thanks Tweakie...
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