12.05.2014 Views

Automating Manufacturing Systems - Process Control and ...

Automating Manufacturing Systems - Process Control and ...

Automating Manufacturing Systems - Process Control and ...

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

discrete sensors - 4.37<br />

4. a) Show the wiring for the following sensor, <strong>and</strong> circle the output that you are using, NPN or<br />

PNP. Redraw the sensor using the correct symbol for the sourcing or sinking sensor chosen.<br />

24Vdc<br />

inputs<br />

+<br />

24VDC<br />

V+<br />

-<br />

0<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

5. A PLC has three NPN <strong>and</strong> two PNP sensors as inputs, <strong>and</strong> outputs to control a 24Vdc solenoid<br />

<strong>and</strong> a small 115Vac motor. Develop the required wiring for the inputs <strong>and</strong> outputs.<br />

www.PA<strong>Control</strong>.com

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!