Operator: ATAN
The IEC operator yields the arctangent value of a number. The value is computed in radians.
Permitted data types for input variables that measure the angle in radians: any numeric basic data type
Permitted data types for output variables: REAL
and LREAL
Example 148. Examples
Result in q
: 0.463648
ST
q := ATAN(0.5);
FBD
