(category: global [...] and the libraries. This category [...] constants Constants
_EXTERNAL against VAR_GLOBAL CONSTANT [...] _EXTERNAL CONSTANT against VAR_GLOBAL [...] variable ( VAR_GLOBAL ,
only from VAR_GLOBAL CONSTANT [...] _EXTERNAL CONSTANT : Global [...] variables and global
Before you use a library [...] . The documentation of the library [...] to the version of the library
VAR_GLOBAL CONSTANT [...] The editor for Global [...] of global variable lists
object: Library [...] the library blocks employed [...] call Each constant
application: Global [...] Global Variable List [...] of the safety libraries
of the library (for example [...] or constant Control signal [...] Constant Optional
) Library Manager [...] the libraries available [...] -dependent libraries, if necessary
and in referenced library POUs [...] is made for a global [...] and referenced library POUs