POU is open

which are managed in the POU view

of the POU editors [...] in the POU editor

POU and instance [...] The POU editor opens

locally within a POU [...] in the declaration part of a POU

PROGRAM POU VAR tod [...] PROGRAM POU VAR ltod

library POU decorated [...] POU variables

to hide POU variables [...] above the declaration part of the POU

only within its own POU [...] or only within its own POU (

of the corresponding method. A POU that extends another POU