Migration Guide Comfort Panels 
Getting Started, 03/2011, A5E03478626-01 
25 
Migrating a project 
3
3.1  Overview 
The new Comfort HMI devices are exclusively supported by the successor of the WinCC 
flexible configuration software: WinCC V11.  
In addition to the replacing the HMI devices in the plant, you have to migrate the project 
data.  
The following format is supported: 
ā  Project file from WinCC flexible 2008 SP2 
 
 
Note 
This migration guide only contains the recommendations for changing the screen format 
from 4:3 to Widescreen.  
Detailed information on migration of the project data is available in the WinCC Information 
System.  
 
Comparison of the available memory 
The following two tables compare the available memory of the predecessor devices with 
those of the Comfort HMI devices. The Comfort HMI devices have sufficient memory to 
visualize the process sequences just like the predecessor devices and to save the process 
data.  
 
HMI devices  
OP 77B  TP 177B  MP 177B  OP 177B  OP 277  TP 277  MP 277 
Touch
 1)
 
MP 277 
Key 
1)
 
Usable memory for application 
data 
1 MB  2 MB  4 MB  6 MB 
Usable memory for recipe data 
2)
 
32 KB  64 KB 
Additional memory for options  - 
Memory card  1 x MMC/SD combination slot 
 
1)  8" and 10" version 
2)  Can be extended via memory card