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

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

plc states - 12.38<br />

6.<br />

a)<br />

button A + button B<br />

door idle<br />

motor on<br />

door opening<br />

thermal relay + 15 sec delay<br />

counter > 20,000<br />

reset button - assumed<br />

service mode<br />

b)<br />

Legend<br />

button A<br />

button B<br />

motor<br />

thermal relay<br />

reset button<br />

state 1<br />

state 2<br />

state 3<br />

lamp<br />

I:001/01<br />

I:001/02<br />

O:000/03<br />

I:001/03<br />

I:001/04 - assumed<br />

B3:0/0<br />

B3:0/1<br />

B3:0/2<br />

O:000/07

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

Saved successfully!

Ooh no, something went wrong!