Jak spravne osetrit vstup RS485 prevodniku

[Andrej Jancura]

Pomocna otazka: Ktory obvod chces chranit? Myslim, ze...

A.


-----Original Message-----
From: hw-list-bounces@list.hw.cz [mailto:hw-list-bounces@list.hw.cz] On
Behalf Of HW CNCnet.info
Sent: Monday, December 08, 2008 5:58 PM
To: HW-news
Subject: Re: Jak spravne osetrit vstup RS485 prevodniku

Ano to je dobry napad, ale jeste promyslim jak a kde - stale pocitam s 
tim, ze na master-modul dam ten DC-DC pro napajeni te RS485 linky a modulu.
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Radek Vicek
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http://www.cncnet.info - problematika CNC a automatizace
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Andrej Jancura napsal(a):
> Ochranu proti prepolovaniu +12V dioda, zenerka, transil...
> 
> A.
> 
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