From

Industrial Text  and Video

Co.

the leader in Electrical,

Motor Control and PLCs

Video Training  Programs

Logic Symbols, Truth Tables,

and Equivalent Ladder/PLC

Logic Diagrams

2

Logic Symbols, Truth Tables,

and Equivalent Ladder/PLC Logic Diagrams

www.industrialtext.com

1-800-752-8398

E

Q U I V A L E N T

  L

A D D E R

/ L

O G I C

  D

I A G R A M S

Logic Diagram

Ladder Diagram

A

B

C

0

0

0

0

1

1

1

0

1

1

1

0

A

B

C

0

0

1

0

1

1

1

0

1

1

1

0

A

B

C

0

0

1

0

1

0

1

0

0

1

1

0

Truth Table

A

B

C

0

0

0

0

1

1

1

0

1

1

1

1

A

B

C

0

0

0

0

1

0

1

0

0

1

1

1

AND
Gate

O R

Gate

Exclusive-OR

Gate

NAND

Gate

NOR
Gate

AND

Equivalent Circuit

O R

Equivalent Circuit

Exclusive-OR

Equivalent Circuit

NAND

Equivalent Circuit

NOR

Equivalent Circuit

A

B

C

A

B

C

A

B

C

A

B

C

A

B

C

A

B

C

A

B

C

A

B

B

A

C

A

B

C

A

B

C