Dr. W. Brendel and M. Tiegelkamp . infoteam Software GmbH
Bubenreuth . Germany.
This essay introduces users of programming systems for programmable logic
controllers (PLCs) to the programming methods of international standard
IEC 1131.
This is a description of highlights of the standard. For a more extensive
description see Uniform PLC Programming in Accordance with IEC 1131-3 .
The increasing complexity of programmable controller software asks for
standardisation.