latest standard (IEC 1131-3) (1 magg 1990 anni – 1 nov 1999 anni)
Descrizione:
In the 1990’s there were less new communication protocols introduced and the latest standard (IEC 1131-3) tried to merge the PLC programming languages into on international standard. PLCs were also being programmed using functional block, instruction list and structured text and PCs started to replace the PLC in some applications.
Aggiunto al nastro di tempo:
Data:
1 magg 1990 anni
1 nov 1999 anni
~ 9 years and 6 months