Areas Global data GVL (* Variables [...] VAR_GLOBAL
Global Variable List [...] or of type Global Variable [...] variable
to all variables (in all global variable lists [...] or Global Variable List )
Global Variable List , [...] only to variables of POUs of type [...] for all variables of the object
and communication in real time [...] certain real-time [...] previously defined time
. During this time, PLC 2 switches [...] . After some time, PLC 2 attempts [...] have elapsed by the time PLC