BECKHOFF BC3150 - Manual (Page 73)

Safety Instructions
Fieldbus Components 71
System Info
VAR_GLOBAL
SystemInfo : SYSTEMINFOTYPE;
END_VAR
System flags are implicitly declared variables. Using the Input Assistant, a variable System Info can be found under
system variables. The type SYSTEMINFOTYPE is declared in the system library. For accessing the variable, the
system library has to be integrated in the project.
Development environment Target system type PLC libraries to be linked
TwinCAT v2.9.0 BCxx50 Controller TcBaseBCxx50.lbx