9 Glossary
64 Lenze · Controller-based Automation · System Manual · DMS 1.4 EN · 04/2014 · TD17
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D
DCOM Abbreviation for "Distributed Component Object Model": COM where the
executable objects are distributed to different computers within one local
area network.
COM
( 63)
DRIVECOM "DRIVECOM User Group e.V.": International organisation of manufacturers of
drive technology, universities and institutes with the target to develop an easy
integration of drives into open automation structures.
Internet: www.drivecom.org
DriveServer Lenze software by means of which drives can be easily integrated into open
automation structures on the basis of OPC.
OPC
( 64)
DVI-D "Digital Video Interface": Standard for plug connections between graphics
card and display. DVI-D only transmits digital data.
I
Inverter Generic term for Lenze frequency inverters, servo inverters.
M
Machine application Implementation of a function which is generated by the interaction of several
communication-capable devices. A machine application is defined by the
(device) applications involved and the exchange of application variables
between them.
N
NMT Abbreviation for "Network Management Telegram": Services and protocols for
the initialisation, configuration, management and monitoring in a CAN
network according to the master/slave principle.
CAN
( 63)
O
OLE Abbreviation for "Object Linking and Embedding": Insertion of functional
objects into other applications, e.g. a Microsoft® Excel table into a Microsoft®
Word document.
OPC Abbreviation for "Openness, Productivity, Collaboration": Defines an interface
based on the Microsoft® Windows® technologies OLE, COM and DCOM which
enables data exchange between a wide variety of automation devices and PC
programs without driver and interface problems.
The OPC server provides the data and the OPC client receives the data.
OPC tunnel OPC server and OPC client can be on different PCs networked via Ethernet.
Communication between the PCs requires a special DCOM configuration. For
OPC communication from several computers, Lenze uses an OPC tunnel that
does not require any configuration.
P
PLC Abbreviation for "Programmable Logic Controller"
PLC Designer Lenze engineering tool for programming the PLC according to IEC 61131.
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