Siemens PROFINET CP 343-1 Manual page 57

Interface in the user program
Note
Remember that if you replace a module, you must only use the blocks permitted for the
configured CP type on the SEND/RECEIVE interface in the user program. It is advisable to
always use the current block versions.
If you use the module described here as replacement for the modules listed below, the
blocks listed following this list must be used:
Modules used:
 6GK7 343-1EX10-0XE0
 6GK7 343-1EX11-0XE0 configured as 6GK7 343-1EX10-0XE0.
Block versions to be used:
 AG_SEND (as of V4.2)
 AG_RECV (as of V4.7)
 AG_LOCK (as of V4.0)
 AG_UNLOCK (as of V4.0)
Note
Always use the latest block versions for new user programs. You will find information on the
current block versions and the current blocks for downloading on the Internet under:
8797900 (http://support.automation.siemens.com/WW/news/en/8797900)
CP 343-1
Manual, 10/2012, C79000−G8976−C201-07
Service and maintenance
7.4 Replacing a module
57