Vector VEC-VA Series User Manual

VA Motion Controller Programming Manual
152
Funtion and Action examples
Selected from the selection
number output
5-9
between integer
description
When
the contact C300 is ON when performing the instruct
ion ;
Input value IN in the MN ~
MX between output IN ,
When IN is greater than equal to MX when
the output MX;
When IN is less than equal to MN output MN:
Execution result: 5<7 <9 output 1
10.1.20 LN (Natural Logarithmic Instruction )
IL programming
language
LD, FBD programming language
Function: The LN instruction is used to calculate the natural logarithm of the input.
LD IN
LN
ST OUT
ST programming
language
OUT:=LN
(
IN
)
Note : IL, ST language programming needs to insert variables IN and OUT or use constants in
the current POU variable worksheet
Data type processed by LN instruction
Input and output
type of data
description
IN
REAL
input value
OUT
REAL
Result, OUT = LOG e IN
Funtion and Action examples
Seeking to log
E
2
is the value of
description

Vector VEC-VA Series Specifications

General

Brand	Vector
Model	VEC-VA Series
Category	Controller
Language	English