7. Basic units:
Relays,Motors,Val
ves , Frequency
converters ,
starters , small
units.
Extended units:
Modules and small
processes.
Machines.
Advanced units :
Plants and bigger
units .
8.
9. Hardware Layer
•Sensors ( mA , V , Digital , IO )
•Independent controllers (FC ,
Motorunits , relays).
•Controllers (PLC , Scada ,
Embedded)
•Visualization (Panels , keybad)
•Cabinets (Enclosures for
equipment).
•Industrial security equipments.
•Cables
•Typically
•Robust, long lifetime and
extended IP class
CODE Layer
•IEC 61131-3
•Scripting (VBA , “C” )
•Linux Eclipse C , Scripts
•Visualization (Panels , keybad)
•Manufacturer specific
•.NET , C# , VB.NET , ASP
•Function blocks and type circuits
•Typically
•Native for the equipment
Data storage Layer
•Files
•Databases
•XML ,CSV ,XLS
•Removable , Hard disk , CLOUD
•Memory , telegram , virtual mem.
•Typically
•Raw and history + Calculated
data.
Visualization Layer
•On-line
•Trends
•Alarms and archive
•Reports and KPI
•Status and diagnostics
•Process interface (HMI)
•WEB interfaces
•Typically
•HMI or panel or WEB