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WinCC flexible ES -- Configuring and programming communication -- Configuring communication to S7
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you configure a connection between WinCC flexible Runtime (PC/Panel) and a SIMATIC S7-300/S7400 via PROFIBUS/MPI?
How do you integrate a WinCC flexible project in STEP 7?
How can you use one and the same WinCC flexible operator panel configuration for multiple controllers?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
How do you use WinCC flexible to configure communication between an operator panel and an S7 station via S7 routing?
What should you watch out for when setting up a connection between S7-200 and SIMATIC Panels or WinCC flexible PC Runtime and what are the options?
Which ports are used by WinCC flexible?
How can you increase the performance of HMI devices?
Which settings do you need to make to access a panel and an S7-200 controller via TeleService?
How do you configure a connection between WinCC flexible Runtime (PC or Panel) and a SIMATIC S7-300 / S7-400 via Industrial Ethernet?
How do you configure a PROFINET connection to an S7 controller in WinCC flexible?
How do you specify the MPI address of an FM in the HMI configuration tool if the address doesn't appear in the HW Config and is thus unknown?
How do you connect a panel to a SIMATIC H station?
What settings have to be made for a PROFIBUS DP connection between a panel or a PC with WinCC flexible Runtime and an S7-200?
Why is the communication driver marked "orange" in WinCC flexible when another Ethernet communication is added to an existing MPI/DP?
PROFIBUS communications between Windows-based operator panel (configured with WinCC flexible 2004) and WinAC Basis / WinAC RTX V4.0
How do you configure communication between the WinCC flexible Runtime and WinLC via SOFTBUS on a PC?
How do you configure communication between WinCC flexible Runtime or a Windows-based operator panel and an S7-200 (CP 243-1) via Ethernet?
WinCC flexible RT -- Configuring and programming communication -- Configuring communication to S7
How do you configure a connection between WinCC flexible Runtime (PC/Panel) and a SIMATIC S7-300/S7400 via PROFIBUS/MPI?
How do you use WinCC flexible to transfer a project to an operator panel via S7 routing?
How do you access S7-1200 tags with a panel or RT configured with WinCC flexible 2008 SP2?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
What should you watch out for when setting up a connection between S7-200 and SIMATIC Panels or WinCC flexible PC Runtime and what are the options?
Which settings do you need to make to access a panel and an S7-200 controller via TeleService?
How do you configure a connection between WinCC flexible Runtime (PC or Panel) and a SIMATIC S7-300 / S7-400 via Industrial Ethernet?
How do you configure a PROFINET connection to an S7 controller in WinCC flexible?
How do you specify the MPI address of an FM in the HMI configuration tool if the address doesn't appear in the HW Config and is thus unknown?
How do you connect a panel to a SIMATIC H station?
What settings have to be made for a PROFIBUS DP connection between a panel or a PC with WinCC flexible Runtime and an S7-200?
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you configure communication between WinCC flexible Runtime or a Windows-based operator panel and an S7-200 (CP 243-1) via Ethernet?
PROFIBUS communications between Windows-based operator panel (configured with WinCC flexible 2004) and WinAC Basis / WinAC RTX V4.0
How do you configure communication between the WinCC flexible Runtime and WinLC via SOFTBUS on a PC?
Why is the communication driver marked "orange" in WinCC flexible when another Ethernet communication is added to an existing MPI/DP?
Micro Panels -- Setting up and parameterizing hardware -- Setting up connections
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
Which cable can you use for data transfer between a Micro Panel and a configuration PC?
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
What connecting cables are there for connections between the operator panels and the different controllers?
Touch Panel / Operator Panel -- Setting up and parameterizing hardware -- Setting up connections
Which ports are used by WinCC Advanced, WinCC Runtime Advanced, WinCC Runtime Professional, Basic Panels, Comfort Panels, Panels and IPC?
How can you transfer a WinCC (TIA Portal) configuration to an operator panel using Ethernet?
Why can you not access an enabled folder in Windows XP SP3 on a panel?
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you integrate an HMI operator panel into a local network?
Why are not all the tabs visible under "Internet Settings" of the SIMATIC operator panels (only Windows CE devices)?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
Which hardware can be connected to the USB port of HMI operating devices?
How do you transfer data from a server to a Windows-based panel via the FTP protocol?
Updating tags when a controller fails
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
How do you use WinCC flexible to transfer a project to an operator panel via S7 routing?
How do you read the current MPI / PROFIBUS address on a Windows CE panel?
How do you connect a panel to a SIMATIC H station?
Which GSDML files are there for the operator panels for Profinet IO?
Which GSD files are there for the Profibus DP operator panels?
How can you access a Microsoft Windows 2003 server with a panel / PC?
What connecting cables are there for connections between the operator panels and the different controllers?
How is the connection between a Windows-based panel and a SIMATIC S5 set up?
Connection of an OP3 on the MPI interface
OP3 - Transfer mode
Why is no connection set up from the operator panel to the controller via interface IF1 A (IF1 B) (IF2)?
Multi Panel -- Setting up and parameterizing hardware -- Setting up connections
Which ports are used by WinCC Advanced, WinCC Runtime Advanced, WinCC Runtime Professional, Basic Panels, Comfort Panels, Panels and IPC?
How can you transfer a WinCC (TIA Portal) configuration to an operator panel using Ethernet?
Why can you not access an enabled folder in Windows XP SP3 on a panel?
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you integrate an HMI operator panel into a local network?
Why are not all the tabs visible under "Internet Settings" of the SIMATIC operator panels (only Windows CE devices)?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
Microsoft ActiveSync connection for MP270, MP370
Which hardware can be connected to the USB port of HMI operating devices?
How do you transfer data from a server to a Windows-based panel via the FTP protocol?
Updating tags when a controller fails
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
How do you use WinCC flexible to transfer a project to an operator panel via S7 routing?
What connecting cables are there for connections between the operator panels and the different controllers?
How do you connect a panel to a SIMATIC H station?
Which GSDML files are there for the operator panels for Profinet IO?
Which GSD files are there for the Profibus DP operator panels?
How can you access a Microsoft Windows 2003 server with a panel / PC?
How is the connection between a Windows-based panel and a SIMATIC S5 set up?
Why is no connection set up from the operator panel to the controller via interface IF1 A (IF1 B) (IF2)?
How you change / save the size and position of the keyboard on Windows-based operator panels?
How do you read the current MPI / PROFIBUS address on a Windows CE panel?
Mobile Panels -- Setting up and parameterizing hardware -- Setting up connections
How can you transfer a WinCC (TIA Portal) configuration to an operator panel using Ethernet?
Why can you not access an enabled folder in Windows XP SP3 on a panel?
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you integrate an HMI operator panel into a local network?
Why are not all the tabs visible under "Internet Settings" of the SIMATIC operator panels (only Windows CE devices)?
How do you connect a panel to a SIMATIC H station?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
Operator controls as DP direct keys on a Mobile Panel 170
Deactivating and Activating of DP Slave Functions on MOBILE Panel 170
How do you transfer data from a server to a Windows-based panel via the FTP protocol?
Updating tags when a controller fails
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
How do you use WinCC flexible to transfer a project to an operator panel via S7 routing?
What connecting cables are there for connections between the operator panels and the different controllers?
How do you read the current MPI / PROFIBUS address on a Windows CE panel?
Which GSDML files are there for the operator panels for Profinet IO?
Which GSD files are there for the Profibus DP operator panels?
How can you access a Microsoft Windows 2003 server with a panel / PC?
Why is no connection set up from the operator panel to the controller via interface IF1 A (IF1 B) (IF2)?
Pushbutton Panels -- Setting up and parameterizing hardware -- Setting up connections
Which connector cables are available for connecting to SIMATIC Panels?
How do you insert error messages of a frequency converter (SINAMICS and MICROMASTER) in a WinCC flexible or WinCC (TIA Portal) project?
When using the "Kaspersky" virus scanner, why does the WinCC flexible configuration PC crash after transfer to an operator panel?
How do you establish a direct connection between HMI Panels and frequency converters (SINAMICS and Micromaster)?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
Connecting PPs via PROFIBUS DP with the CP5431
Connection of a Pushbutton Panel to a S7-400H system via Y-Link
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
Which GSDML files are there for the operator panels for Profinet IO?
Which GSD files are there for the Profibus DP operator panels?
PP7 / PP17 with MPI on S7 200
Basic Panels -- Setting up and parameterizing hardware -- Setting up connections
Which ports are used by WinCC Advanced, WinCC Runtime Advanced, WinCC Runtime Professional, Basic Panels, Comfort Panels, Panels and IPC?
How can you transfer a WinCC (TIA Portal) configuration to an operator panel using Ethernet?
What should you watch out for when connecting a SIMATIC HMI device configured with WinCC flexible ES to a SIMATIC ET 200 CPU?
How do you insert error messages of a frequency converter (SINAMICS and MICROMASTER) in a WinCC flexible or WinCC (TIA Portal) project?
How do you integrate an HMI operator panel into a local network?
Which connector cables are available for connecting to SIMATIC Panels?
When using the "Kaspersky" virus scanner, why does the WinCC flexible configuration PC crash after transfer to an operator panel?
How do you establish a direct connection between HMI Panels and frequency converters (SINAMICS and Micromaster)?
How can you visualize the current status of the CPU on a WinCC flexible operator panel?
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
How do you use WinCC flexible to transfer a project to an operator panel via S7 routing?
How can you have any number of automation systems addressed one after the other by the "Change Connection" function with WinCC flexible PC Runtime or a Panel?
Part number:

This FAQ describes how to use the "Change Connection" function to address multiple controllers with just one configured connection. This FAQ covers all panels and the PC Runtime.

Please follow the instructions in the PDF file.

Attachment: 35508221_change_connection_e.pdf ( 1267 KB )

Sample program:

Attachment: 35508221_project_change_connection.zip ( 2281 KB )

Runnability and test environment:
The following table lists the components that have been used to create this entry and verify the functions described.
Components Product and version designation
HMI software WinCC flexible 2008 SP1
HMI Panel PC Runtime
CPU S7 300 CPU / S7 400 CPU

Note on using direct keys
The WinCC flexible function "Change Connection" does not change the connection of direct keys.

 Entry ID:35508221   Date:2010-09-20 
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