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CPU to CPU communication through Profibus

Created by: Saravana kumar at: 6/12/2009 8:56 AM (3 Replies)

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6/12/2009 8:56 AM	Rate (0)
Saravana kumar Gold Member Joined: 2/6/2009 Last visit: 1/7/2025 Posts: 939 Rating: (118)	Hi, In my project I am having One CPU 315-2 DP with CP 342-5 at one Station-1 and only CPU 315-2DP atstation-2. How can I establish the profibus communication between CP 342-5 at Station -1 and CPU 315-2DP at station-2. What are the communication blocksto be usedfor data exchange between the two stations. What type ofcommunication to be defined, MASTER-to-MASTER or MASTER-SLAVE.
	_______________________________________________________________ Best Regards T.Saravana Kumar "All for the Best"
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6/12/2009 9:41 AM	Rate (0)
rit03 Silver Member Joined: 6/13/2006 Last visit: 2/11/2023 Posts: 341 Rating: (24)	saravana kumar@VAES-Bangalore Hi, In my project I am having One CPU 315-2 DP with CP 342-5 at one Station-1 and only CPU 315-2DP atstation-2. How can I establish the profibus communication between CP 342-5 at Station -1 and CPU 315-2DP at station-2. What are the communication blocksto be usedfor data exchange between the two stations. What type ofcommunication to be defined, MASTER-to-MASTER or MASTER-SLAVE. Please look on following usefull FAQ: http://support.automation.siemens.com/WW/view/en/22866139 reagrds, rit03

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6/12/2009 9:51 AM	Rate (0)
umencho Diamond Expert Joined: 3/21/2006 Last visit: 1/14/2025 Posts: 10239 Rating: (1182)	Hello Saravana Kumar, saravana kumar@VAES-Bangalore Hi, How can I establish the profibus communication between CP 342-5 at Station -1 and CPU 315-2DP at station-2. What are the communication blocksto be usedfor data exchange between the two stations. Look at necessaries settings which should be done and differences when using CP342-5. http://support.automation.siemens.com/WW/view/en/18208090 There you can find also how to set this CP like Profibus master or Profibus slave. Hope this will helps. Best regards Hristo Mihalev

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6/12/2009 11:01 AM	Rate (0)
Eastern Posts: 557 Rating: (64)	hi Find the all possibility ON DP PORT MASTER-SLAVE. http://support.automation.siemens.com/WW/view/en/6518822 ON DP PORT MASTER-to-MASTER for master-master you require TO buy DP-DP COUPLER. On MPI port. you can use GLOBLE DATA COMMUNICATION On MPI port. SFC 67(X_GET),SFC78(X_PUT) REGARDS
Eastern Posts: 557 Rating: (64)	Last edited by: Eastern at: 6/12/2009 11:48 AM
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This contribution was helpful to 1 thankful Users Saravana kumar

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