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ICWS
2008
IEEE
14 years 1 months ago
Dynamic Exception Handling Based on Web Services and OPC XML-DA
Programmable Logic Controllers (PLC) are widely used in process automation due to their fast and guarantee response time. However their programming and interfacing capacities are ...
Francisco Javier Díez, Iñaki Maurtua
ARTS
1997
Springer
14 years 3 months ago
PLC-Automata: A New Class of Implementable Real-Time Automata
We introduce PLC-Automata as a new class of automata which are tailored to deal with real-time properties of Programmable Logic Controllers (PLCs). These devices are often used in...
Henning Dierks
DFG
2004
Springer
14 years 5 months ago
A Unifying Semantics for Sequential Function Charts
Programmable Logic Controllers (PLC) are widely used as device controllers for assembly lines, chemical processes, or power plants. Sequential Function Charts (SFC) form one of the...
Nanette Bauer, Ralf Huuck, Ben Lukoschus, Sebastia...
FPL
2005
Springer
97views Hardware» more  FPL 2005»
14 years 5 months ago
Safe PLD-based Programmable Controllers
In many industrial processes, an incorrect operation can lead to irreparable damage to people, equipment, or the environment. In order to reduce risks, the electronic control syst...
Jacobo Alvarez, Jorge Marcos, Santiago Fernandez