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HMI MTP1200 can't connect to PLC

Created by: fernando13 at: 11/18/2024 1:04 PM (2 Replies)

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11/18/2024 1:04 PM	Rate (0)
fernando13 Bronze Member Joined: 11/9/2017 Last visit: 12/5/2024 Posts: 156 Rating: (10)	Hi Guys I have some problem here using Unified HMI MTP1200 and PLC 1516, both connection already check i can ping all the device, but the HMI still didn;t want to connect to the PLC, i already check the certificate still valid and both PLC and HMI time sync manually, I am using TIA V18 for programming PLC and HMI when i do simulation (PLC and HMI Sim) all is normal but when with actual device i found problem in connection Any advise?? I put the screenshot for the alarm this one i got from PLC with HMI Simulation Attachment Screenshot 2024-11-18 195550.png (48 Downloads)
	If I could help you, be so kind and rate my contribution. :) Best regards Fernando
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11/18/2024 1:54 PM	Rate (0)
Stefan Arcularius Platinum Expert Joined: 1/21/2013 Last visit: 2/17/2025 Posts: 3559 Rating: (565)	Hi fernando13, Did you set the PLC date and time to the current date and time? It is mandatory to use the correct date and time for secure communication configured by default. I would say this is the most common reason for communication failure. Kind regards Stefan

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11/21/2024 11:35 AM	Rate (0)
Murof Platinum Expert Joined: 8/3/2009 Last visit: 2/17/2025 Posts: 14760 Rating: (1842)	Hello fernando13 Check if there are some hints you have not tried so far: https://support.industry.siemens.com/cs/de/en/view/109800515 https://support.industry.siemens.com/cs/de/en/view/109961590 Which device version do you have set in the HMI project and which OS Version do you have installed on the Panel? bye Murof
	If this Information really helps, you could use the Rate function
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