PLC : Programmable Logic Controller

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http://www.auberins.com/index.php?main_page=product_info&cPath=16&products_id=115

http://just-brew-it.com/

http://rims-brewery.blogspot.com/

http://www.beerbelliesbrew.com/HERMSController.html

http://www.embeddedcontrolconcepts.com/

http://home.highertech.net/~cdp/rims/rims_inf.htm

http://home.highertech.net/~cdp/

http://hbd.org/kroyster/construction.html

http://www.zymico.com/david/gott.htm