Figure 4. 3 shows the components features common to all M Series
devices.Figure 4. 3 : General M Series Block Diagram
3. Personal Computers (PCs): two PCs were used for analyzing,
presenting, and storing data coming from the DAQ card and
sending status files to the server.
4. Server Computer: is used for displaying signals coming from the
PCs and returning feedback (control) messages to them.
5. LAN Switch: used to connect the PCs with the servers.
6. Ethernet LAN Cards: used to connect the first PC and the server
to the Switch.
7. Wireless LAN Card: used to connect the second PC to the
Access point
8. Access Point: used to connect between the second PC and the
switch.
9. A software programming language: The LabVIEW software
was used that is a fully visualized Graphical User Interface (GUI)
and it is compatible with the DAQ card.
Figure 4.4 bellow illustrates Basic repesentation of a SCADA system
network. Figure 4.5 illustrate Practical implementation of a SCADA
network.