ABS (absolute value)

The ABS instruction returns the absolute (positive) value of a Real value.
Languages supported: Function block diagram, ladder diagram, structured text.
This instruction applies to the
Micro810
 LC10,
Micro820
 L20E,
Micro850
 L50E, and
Micro870
 L70E controllers.
ABS
ABS
ABS 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.
IN
Input
REAL
Any signed Real value.
ABS
Output
REAL
Absolute value (always positive).
ENO
Output
BOOL
Enables output. Applies to ladder diagram programs.

ABS examples

ABS function block diagram example
ABS function block diagram example
ABS ladder diagram example
ABS ladder diagram example
ABS structured text diagram example
ABS structured text diagram example
(* ST Equivalence: *)
            over := (ABS (delta) > range);
Results
Results
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