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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

1. Open a project in the Step 7 Software 2. double click on “Hardware”

3. Install the File LD066f.gsd from the Profi Cassy CD

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

4. Open : Options configure Network

5.The following window opens

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

6.right mouse click on DP-Interface. After that open "objects properties"

7. Adress the network with an address different from the other addresses and press " new"

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

8. The following window opens. Press ok

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

9. After that you will see the Profibus be connected to the PLC

10. Right mouse click on the DP- interface and choose "Master System"

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

11. Press ok

12. Klick on the DP-Interface of the Simatic 300 Station. Choose the Profi Cassy from the catalogue on the right side and connect it to the Profi-Bus by drag and drop. You will be asked to choose an address. Choose an address not used before and press "OK". After that your Profi-Cassy is connected to the Profi-Bus.

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

13. After that compile and save the system

14. Go back to the window "Configuration". You can see the Profi-Cassy is connected to PLC by Profi-Bus

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T9.4.1.2

LD

Project sheets

Technique

Connecting the Profi Cassy to the Profibus

15. Clicking on the Profi-Cassy who can see, the adresses of the input and output ports of the Profi-Cassy. By clicking on the boards you can change their addresses.