Variable: VAR_INST The VAR_INST instance [...] does not save a VAR_INST

have to be declared as VAR_INST [...] implementation (by VAR_INST

_INPUT VAR_INST VAR [...] _GLOBAL GVL VAR_INPUT VAR_INST [...] INT; END_VAR VAR_INST

: VAR , VAR_TEMP , VAR_STAT , or VAR_INST [...] : VAR_INPUT , VAR

inst0 : FB1; END_VAR [...] inst1 : FB2; END_VAR [...] inst2 : FB1; END_VAR

: PROGRAM PLC_PRG VAR inst : FB; END_VAR [...] 0039 Message : VAR

: PROGRAM PLC_PRG VAR inst : FB; END_VAR inst.METH1 Message

variables VAR_INST

inst : FB; END_VAR [...] _PRG VAR END_VAR FB(); FUNCTION_BLOCK FB VAR

: PROGRAM PLC_PRG VAR inst : FB; END_VAR inst(1); FUNCTION