NOTE: Can be 0 (so
_TYPE_SPECIAL_UNREGISTERED_SLOT DWORD 16#0 <element
!= 0 although it
ID (0: no error
_OK UDINT 16#0 ERR
_ERROR 0 no occurence of
_EVENTS -1 NO_EVENT 0
Status stVal ARRAY [0
61850_ENUM_TRGOPT Trigger Options: 0=IEC
