Process Control System
Process Control System
Process Control System
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Description of controlled systems<br />
B6 – 1<br />
B.6 – Description of controlled systems<br />
B.6.1 – Networked system with 3 stations<br />
With the networked system, it is possible to inspect the filling level,<br />
temperature and flow control processes.<br />
LI<br />
30<br />
LIC<br />
30<br />
FIC<br />
20<br />
TIC<br />
10<br />
V ab<br />
a<br />
P<br />
LIA -<br />
HSO<br />
FI<br />
20<br />
20<br />
TI LS<br />
V ab<br />
P<br />
10 10 10<br />
V ab<br />
a<br />
P<br />
Fig. 6.1:<br />
Flow diagram of networked system<br />
The containers are connected by means of piping. The fluid is<br />
recirculated via the pumps P.<br />
The stop cocks, i.e. solenoid valves, are to be used for the setting of the<br />
various process types and for feedforward control.<br />
Digital industrial controllers are used as universal controllers for the<br />
filling level, temperature and flow control processes.<br />
Festo Didactic • <strong>Process</strong> <strong>Control</strong> <strong>System</strong>
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