7. BIBLIOGRAFIA

7. Bibliografίa.



http://www.touchwin.es/hmi.html

http://www.lt-automation.com/indexespa.htm?gclid=CInKjZDcoZQCFR4sagode1J2tQ

http://www.lt-automation.com/serie_h.html

http://www.automatas.org/allen/PLC5.htm

http://www.unicrom.com/tut_PlC2.asp

www.techniforum.com/imgs/automa_07/plc_02.gif