DMS 1.3 EN - 02/2011 L 57
Control technology| System manual
Glossary
S
ST Abbreviation for "Structured Text": Standardised programming language
(IEC 61131-3) for programmable logic controllers (PLC).
System bus (CAN) Lenze bus system based on the communication profile CANopen (CiADS301,
version 4.01).
CAN
System module Generic term for a mechatronic unit which can generally include several devic-
es, one or several networks, information on parameter values, program logic
and documentation.
A system module provides a specific technological function. It interacts with
its environment and can be generally reused in another environment or sys-
tem. The interfaces of a system module are provided by the interfaces of its
components.
T
Title bar Bar in the upper position of the application window which contains the pro-
gram symbol in the left-most position and the window symbols in the right-
most position.
Window symbol
Top-down method Design and implementation method which provides a step-by-step transition
from the general comprehensive structure to more and more special details
until the entire project structure has been created.
V
Variable Name of a data memory which can adopt values defined by the data type and
information on the variable declaration.
W
Window symbol Button in the right-most position of the title bar to change the window pres-
entation or close the window.
X
XML
Abbreviation for "EXtensible Markup Language", a meta language which de-
scribes the structure of documents.
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