ADD

The ADD instruction adds two or more Integer, Real, Time, or String values.

Languages supported: Function block diagram, ladder diagram, structured text.

This instruction applies to the Micro810, L20E, L50E, and L70E controllers.

ADD parameters
Parameter	Parameter Type	Data Type		Description
EN	Input	BOOL		When set to true, the instruction is enabled. TRUE: Execute the current computation. FALSE: There is no computation. Applies to ladder diagram programs.
i1	Input	SINT USINT BYTE INT UINT WORD DINT UDINT DWORD	LINT ULINT LWORD REAL LREAL TIME STRING	Addend of the Real, Time, or String data type. All inputs must use the same data type.
i2	Input	SINT USINT BYTE INT UINT WORD DINT UDINT DWORD	LINT ULINT LWORD REAL LREAL TIME STRING	Addend of the Real, Time, or String data type. All inputs must be of the same data type.
o1	Output	SINT USINT BYTE INT UINT WORD DINT UDINT DWORD	LINT ULINT LWORD REAL LREAL TIME STRING	Sum of the input values in Real, Time, or String format. Input and output must use the same data type.
ENO	Output	BOOL		Enables output. Applies to ladder diagram programs.

ADD examples

(* ST equivalence: *)
ao10 := ai101 + ai102;
ao5 := (ai51 + ai52) + ai53;

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