Delta DVP-15MC Series, Operation Manual

Page: 188 / 972

Chapter 8 Logic Instructions
8-101
8_
FB/FC Explanation Applicable model
FC
LOG is used to find the base-10 logarithm of a number and the result is
output to Out .
DVP15MC11T
DVP15MC11T-06

Parameters
Parameter
name
Meaning
Input/
Output
Description Valid range
In
Number to
process
Input Number to process
Depends on the data type of
the variable that the input
parameter is connected to.
Out
Logarithm Output The base-10 logarithm
Depends on the data type of
the variable that the output
parameter is connected to.
B
oo
le
an
Bit string Integer
Real
number
Time, date
S
tr
in
g
B
OOL
BYT
E
WO
R
D
DW
O
RD
LW
O
R
D
US
INT
UI
NT
UDI
NT
UL
INT
SI
N
T
IN
T
DI
NT
LI
N
T
R
EA
L
L
R
E
AL
T
IME
D
AT
E
T
O
D
DT
S
T
RI
NG
In
● ● ● ● ● ● ● ● ● ● ● ● ● ●
Out
●
Note:
The symbol
●
indicates that the parameter is allowed to connect to the variable or constant of the data
type.

Function Explanation

LOG is used to calculate the base-10 logarithm of the input parameter In and the result is output to
Out .
LO G
EN ENO
In Ou t
1
1
0
1 0
L og
Ou t