2 function blocks, Function blocks, 7programming with the »plc designer – Lenze c300 User Manual

Page 60

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Lenze · Controller | Parameter setting & programming · Reference Manual · DMS 1.5 EN · 04/2014 · TD17

60

7

Programming with the »PLC Designer«

7.2

Function blocks

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

7.2

Function blocks

The »PLC Designer« contains function blocks which enable the PLC program to directly access the

parameters of the Controller and the connected field devices.
Parameters which can be accessed are ...

• device parameters or logbook entries of the Controller;
• device parameters of the field devices (example: Servo Inverter i700).

Memory sizes of the controllers

Operating systems of the Controllers

The operating systems and the PLC applications use the available RAM memory area of the

Controller together (see above).

Memory area/data

Value

Total RAM memory

(Program memory/data memory)

3221 C:

3231 C:

3241 C:

1 GB DDR2-RAM

c300:

512 MB DDR3-RAM

p300:

512 MB DDR3-RAM

p500:

1 GB DDR2-RAM

Retain and persistent data

3221 C:

3231 C:

60 kB

3241 C:

1 MB (with external battery pack/capacitor pack)

c300:

128 kB

p300:

128 kB

p500:

1 MB

Fixed memory (flash)

2 GB

Flag

4 kB

Maximum number of tasks

32

Shortest task time

3221 C:

3231 C:

3241 C:

1 ms

c300:

2 ms

p300:

2 ms

p500:

1 ms

Maximum input / output area

8 kB

Operating systems
Cabinet Controller

c300

3221 C

3231 C

3231 C

Windows®

Embedded Compact

7

Windows® CE 6.0

Windows®

Embedded Standard

2009

Panel Controller

p300

p500

Windows® Embedded Compact 7

Windows® CE 6.0

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