24.04.2013 Views

Conceptos de PLC

Conceptos de PLC

Conceptos de PLC

SHOW MORE
SHOW LESS

Create successful ePaper yourself

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

Ejemplo 3:<br />

La “corriente inversa” que existió en el diagrama (a) no es permitida para el principio <strong>de</strong><br />

procesamiento <strong>de</strong> <strong>PLC</strong>.<br />

(a)<br />

(b)<br />

X0<br />

X1 X2<br />

X3 X4<br />

X3 X4<br />

X1 X2<br />

X0<br />

<br />

Lista <strong>de</strong> instrucciones<br />

LD X0<br />

OR X1<br />

AND X2<br />

LD X3<br />

AND X4<br />

ORB<br />

Lista <strong>de</strong> instrucciones<br />

LD X3<br />

AND X4<br />

LD X1<br />

OR X0<br />

AND<br />

ORB<br />

X2<br />

1. <strong>Conceptos</strong> <strong>de</strong> <strong>PLC</strong><br />

Ejemplo 4:<br />

Para múltiples salidas, conecte la salida sin dispositivos <strong>de</strong> entrada adicionales a la parte superior<br />

<strong>de</strong>l circuito para omitir las instrucciones MPS y MPP.<br />

X0<br />

X0<br />

Y1<br />

Y0<br />

<br />

Y0<br />

Y1<br />

Lista <strong>de</strong> instrucciones<br />

MPS<br />

AND X0<br />

OUT Y1<br />

MPP<br />

OUT Y0<br />

Lista <strong>de</strong> instrucciones<br />

OUT Y0<br />

AND X0<br />

OUT Y1<br />

1-15

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

Saved successfully!

Ooh no, something went wrong!