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Communicating HMIs in H-System using Y Link

Created by: Niranjan Prasad at: 6/3/2009 2:29 PM (6 Replies)

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6/3/2009 2:29 PM	Rate (0)
Niranjan Prasad Posts: 691 Rating: (37)	Dear Forum Member I am facing problem in communicating HMIs with S7-400H CPU using Y-Link. The HMIs are connected in Profibus with Y-Link in the Panel Any Help will be appreciated
Niranjan Prasad Posts: 691 Rating: (37)
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6/3/2009 4:27 PM	Rate (1)
Darius Platinum Member Joined: 9/28/2005 Last visit: 8/27/2024 Posts: 2957 Rating: (242)	Hello, This is a common problem. You need to use SwitchConnection function on panels. Have you allready looked at the FAQs ? http://support.automation.siemens.com/WW/view/en/23842653 http://support.automation.siemens.com/WW/view/en/22584322
	Best regards, Darius
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6/5/2009 6:41 AM	Rate (0)
Niranjan Prasad Posts: 691 Rating: (37)	Sir, Thank you for giving information on Communication between HMI and the H-CPU But my problem is the communication between HMI and H-CPU with the help of Y-Link connected with one redundant IM
Niranjan Prasad Posts: 691 Rating: (37)
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6/5/2009 9:24 AM	Rate (1)
Darius Platinum Member Joined: 9/28/2005 Last visit: 8/27/2024 Posts: 2957 Rating: (242)	Dear Niranjan Maybe this will help http://support.automation.siemens.com/WW/view/en/15263039 http://support.automation.siemens.com/WW/view/en/13595393 I think this is your case
	Best regards, Darius
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6/5/2009 9:31 AM	Rate (0)
Niranjan Prasad Posts: 691 Rating: (37)	Thank you Darius Let me check this up
Niranjan Prasad Posts: 691 Rating: (37)
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6/8/2009 11:44 AM	Rate (0)
Niranjan Prasad Posts: 691 Rating: (37)	Can any body help me in establishing connection between MP277 HMI and S7-400-H CPU through Y Link ? I gone through the above Links , But I couldn't Find it applicable for MP277 HMI Any Help will be appreciated
Niranjan Prasad Posts: 691 Rating: (37)
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6/8/2009 4:10 PM	Rate (1)
H-H Platinum Member Joined: 7/2/2008 Last visit: 8/26/2024 Posts: 928 Rating: (308)	Hi Niranjan, I'm sorry, It is not possible to establish connection between MP277 HMI and S7-400-H through Y-Link. The MP277 HMI works as Profibus master while Y-Link is used to connect one sided DP-Slaves to S7-400-H. Please look at the second link in Darius' post. These are the possible ways to connect your MP277 to S7-400H. Best regards. H-H

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