make mistakes, some people do never make mistakes!
What´s a site without a link page. Here are some technical links:
http://support.automation.siemens.com The support page from siemens linkt to the download of Step7 lite (its free!!).
http://support.automation.siemens.com The support page from siemens linkt to search siemens items.
http://www.goosee.com/best/index.html: A nice list of freeware programs.
http://www.hardwarebook.net/: A big collection of almost all PC connectors and cables.
http://plc.pagina.nl/: Very much links related to PLC and scada. English and Dutch pages.
http://www.lammertbies.nl/: A nice site from another Dutch man who want to spread his knowledge.
http://www.control.com/: Everything about controlling. A lot about PLC's.
This web site contains general information about PLC Command
Instructions and explains how they function in your application
program. These Commands are based on Allen Bradley's SLC-500 PLC and
their RSLogix-500 Software. All reference material contained within
this site is for education.
http://www.blackboxengineering.nl/ A dutch site with the same idea as me, making a standard PLC structure public. Mostly freeware, but downloadable?
A site in German with standard PLC functions to. Its a pity that this
site is NOT totally freeware! An example of how to start a project in a
link on your desktop: