Atan - Allen-Bradley Micro800 General Instructions Manual

ATAN

Parameter
EN
IN
ATAN
ENO
ATAN yields the Arc Tangent of a Real value.
Arguments
Data Type
Parameter
Type
Input BOOL
Input REAL
Output REAL
Output BOOL
ATAN function language examples
Function block diagram
Ladder diagram
Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
Description
Function enable.
When EN = TRUE, execute current arc-tangent computation.
When EN = FALSE, there is no computation.
Any Real value.
Arc-tangent of the input value (in set [-PI/2 .. +PI/2]) = 0.0 for invalid input.
Enable out.
Chapter 5
Arithmetic instructions
73