for the symbolic IEC variable [...] VarAccess3 (Interface) VarAccAppendVariable (Method) VarAccBeginVariable
Basic InOut: Scope Name [...] OutputValue STRING stVariable
the variable display value [...] InOut: Scope Name [...] OutputValue STRING stVariable
Out: Scope Name Type [...] Info REFERENCE TO VariableInformation
_IEC_RESULT InOut: Scope Name [...] Info REFERENCE TO Variable
_IEC_RESULT InOut: Scope Name [...] Info REFERENCE TO Variable
variable value from Tbl [...] Name Type Comment [...] TrendData iWhichVariable
variable value from Tbl [...] Name Type Comment [...] TrendData. iWhichVariable
_only InOut: Name [...] #1 The variable is defined
Out: Scope Name Type [...] .TYPE_CLASS The type of the variable [...] The area of the variable