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.

plc wiring - 3.19<br />

temperature<br />

normally open<br />

temperature<br />

normally closed<br />

flow<br />

normally open<br />

flow<br />

normally closed<br />

R<br />

relay contact<br />

normally open<br />

relay contact<br />

normally closed<br />

relay coil<br />

indicator lamp<br />

relay time delay on<br />

normally open<br />

relay time delay on<br />

normally closed<br />

relay time delay off<br />

normally open<br />

relay time delay off<br />

normally closed<br />

H1<br />

H3<br />

H2<br />

H4<br />

horn buzzer bell<br />

2-H<br />

X1 X2<br />

control transformer<br />

solenoid<br />

2-position<br />

hydraulic solenoid<br />

Male connector<br />

normally open<br />

proximity switch<br />

normally closed<br />

proximity switch<br />

Female connector<br />

Figure 3.11<br />

JIC Schematic Symbols

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

Saved successfully!

Ooh no, something went wrong!