Programming LOGO!

3.9 Memory space and circuit program size

Memory requirements (0BA6)

The table below shows an overview of the memory requirements for the basic and special function blocks in LOGO! 0BA6:

Function

Program memory

Rem

memory*

 

Basic functions

 

 

 

AND

12

-

 

AND with edge evaluation

12

-

 

NAND (not AND)

12

-

 

NAND with edge evaluation

12

-

 

OR

12

-

 

NOR (not OR)

12

-

 

XOR (exclusive OR)

8

-

 

NOT (Negation)

4

-

 

Special functions

 

 

 

Timers

 

 

 

On-delay

8

3

 

Off-delay

12

3

 

On-/Off-delay

12

3

 

Retentive on-delay

12

3

 

Wiping relay (pulse output)

8

3

 

Edge triggered wiping relay

16

4

 

Asynchronous pulse generator

12

3

 

Random generator

12

-

 

Stairway lighting switch

12

3

 

Multiple function switch

16

3

 

Weekly timer

20

-

 

Yearly timer

12

-

 

Counters

 

 

 

Up/down counter

28

5

 

Hours counter

28

9

 

Threshold trigger

16

-

 

Analog

 

 

 

Analog threshold trigger

16

-

 

Analog differential trigger

16

-

 

Analog comparator

24

-

 

Analog watchdog

20

-

 

Analog amplifier

12

-

 

Pulse Width Modulator (PWM)

24

-

 

Mathematic instruction

20

-

 

Mathematic instruction error detection

12

1

LOGO!

 

 

Manual, 04/2011, A5E03556174-01

 

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Siemens 6ED1050-1AA00-0BE8 manual Memory requirements 0BA6, Function, Rem Memory Basic functions, Special functions
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6ED1050-1AA00-0BE8 specifications

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