3 Terms, definitions and conventions ToC Previous Next

3.3 Abbreviations and symbols ToC Previous Next

Symbol Definition
Ctrl Controller
DA Data Access
HDA Historical Data Access
HMI Human-Machine Interface
IEC International Electrotechnical Commission
MES Manufacturing Execution System
PLC Programmable Logic Controller
SCADA Supervisory Control And Data Acquisition
UA Unified Architecture
XML Extensible Markup Language

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