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Is it possible to communicate 2 DP slaves?

Created by: gabriel74 at: 9/10/2009 12:53 PM (3 Replies)

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9/10/2009 12:53 PM	Rate (0)
gabriel74 Posts: 30 Rating: (1)	Hi, I have this profibus configuration: S7-400 (dp master)andtwo S7-300(dp slaves).I want to send data from one s7-300 to theother s7-300, it´s possible with this configuration? Thanks.
gabriel74 Posts: 30 Rating: (1)	Last edited by: gabriel74 at: 9/10/2009 12:54 PM
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9/10/2009 1:09 PM	Rate (0)
J_Bell Posts: 5822 Rating: (412)	Dear Gabriel74, maybe you read this FAQ first, it shows you the interfaces which support the function you want to use. Which SIMATIC S7 modules support the "Direct Data Exchange" function (internode communication)? I hope it will help. Best regards J_Bell
J_Bell Posts: 5822 Rating: (412)
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9/10/2009 1:09 PM	Rate (0)
Darius Platinum Member Joined: 9/28/2005 Last visit: 8/27/2024 Posts: 2957 Rating: (242)	Hi, You can't do it directly between s7-300, but you can send data from one s7-300 to s7-400 and then read this data with other s7-300. Or the best way here is to use DP-DP coupler.
	Best regards, Darius
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9/10/2009 1:37 PM	Rate (0)
gabriel74 Posts: 30 Rating: (1)	Hi, Thanks for your answers!! Best regards.
gabriel74 Posts: 30 Rating: (1)
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