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Two HMI via one Switch with Profinet

9/25/2024 12:30 PM	Rate (0)
AutoGen_2759552 Posts: 3 Rating: (0)	Pittiplatsch Hello every one i am facing one problem on siemes running network which consist of some external devices with profinet comunication see devices detail plc cpu 1512c 1pn ------switch------proface hmi phoenix contact 1 to 3 smc module 1 all connected in one switch i want to connect delta hmi on same switch i tried and modifiy siemens plc program by using tcon block and successfuly comunicated delta hmi is giving all things which is insdie cpu but on other side proface hmi is givng tcp connection open error let me know how can i use both hmi for same data perpose ------------------------------------------------------------------------------------------ Split from PROFINET data record.
AutoGen_2759552 Posts: 3 Rating: (0)	Last edited by: Moderator_Lan at: 09/25/2024 12:40:29 New subject after splitting
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9/25/2024 8:21 PM	Rate (0)
Stefan Arcularius Platinum Expert Joined: 1/21/2013 Last visit: 1/21/2026 Posts: 4423 Rating: (653)	Hi, To answer your question, we volunteers here in the forum need more information about the communication channel used. How does the PLC communicate with the Pro-face HMI? And how does it communicate with the Delta HMI? Please note that this is probably not done via PROFINET as it is designed as a fieldbus and the TCON command you mentioned is for open user communication. Kind regards Stefan

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9/27/2024 1:09 PM	Rate (0)
Murof Platinum Member Joined: 8/3/2009 Last visit: 1/21/2026 Posts: 16653 Rating: (1944)	Hello AutoGen_2759552 does it work if you unplug the old HMI and use only the new one? i do not know these HMI devices so it would be good to contact the third party company support for theses HMIs... Bye Murof
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