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Automating Manufacturing Systems - Process Control and ...

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discrete actuators - 5.9<br />

Flow control valve<br />

Shuttle valve<br />

Receiver tank<br />

Dryer<br />

Filter<br />

Pump<br />

Pressure regulator<br />

Figure 5.7<br />

Pneumatics Components<br />

5.7 MOTORS<br />

Motors are common actuators, but for logical control applications their properties<br />

are not that important. Typically logical control of motors consists of switching low current<br />

motors directly with a PLC, or for more powerful motors using a relay or motor<br />

starter. Motors will be discussed in greater detail in the chapter on continuous actuators.

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