Unitereal - Omron NY532-5400 Reference Manual

2 Instruction Descriptions

UniteReal

The UniteReal instruction combines a signed mantissa and exponent to make a real number.
Instruction
UniteReal Combine Real
Number Mantissa
and Exponent
Variables
Name Meaning
Fraction Signed man-
tissa
Exponent Exponent
Out Real number
* If you omit the input parameter, the default value is not applied. A building error will occur.
Bit strings
Fraction
Exponent
Out Must be REAL if the data type of Fraction is DINT and LREAL if the data type of Fraction is LINT.
Function
The UniteReal instruction combines signed mantissa Fraction and exponent Exponent to make real
number Out.
The following example is for when Fraction is DINT#−15 and Exponent is INT#−1.
LD
DINT#-15
INT# -1
Signed mantissa
DINT#−15
Fraction
Exponent
Exponent
2-444
Name FB/FUN
FUN
I/O Description
Signed mantissa
Input
Exponent
Output Real number
UniteReal
EN ENO
abc
Fraction
Exponent
Out=abc
INT#−1
Graphic expression
(@)UniteReal
EN ENO
Fraction Out
Exponent
Valid range
Depends on data type.
Depends on data type.
Integers
OK OK
OK
ST
abc:=UniteReal(DINT#15, INT#-1);
REAL#−1.5
NY-series Instructions Reference Manual (W560)
ST expression
Out:=UniteReal(Fraction,
Exponent);
Unit Default
*
---
0
--- ---
Times, durations,
dates, and text strings