10.15 LIMT (Upper and Lower Limit Control)
■
Ladder diagram
■
Available operation units (●: Available)
Operatio
bit
n unit
i
■
List of operands
Operand
Description
S1
Device address where the lower limit is stored, or lower limit data
S2
Device address where the upper limit is stored, or upper limit data
S3
Device address where the input value is stored, or the input value data
D
Output storage device address
■
Available devices (●: Available)
Operan
d
W
W
X
Y
S1
●
●
S2
●
●
S3
●
●
D
●
●
(Note 1)
Cannot be specified when the operation unit is 16-bit integer (SS, US).
(Note 2)
Only 16-bit devices, 32-bit devices, and integer constants can be modified. (Real number constants,
and character constants cannot be specified.)
(Note 3)
Index register (I0 to IE)
(Note 4)
Can be specified only when the operation unit is signed integer (SS, SL).
(Note 5)
Can be specified only when the operation unit is unsigned integer (US, UL).
(Note 6)
Can be specified only when the operation unit is integer (US, SS, UL, SL).
(Note 7)
Can be specified only when the operation unit is a single-precision floating point real number (SF).
WUME-FP7CPUPGR-12
US
●
16-Bit device:
W
W
W
S
D
L
R
L
S
D
T
D
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
10.15 LIMT (Upper and Lower Limit Control)
SS
UL
●
●
32-Bit
device:
(Note 1)
TS
TE
U
W
WI
C
C
M
O
S
E
●
●
●
●
●
●
●
●
SL
SF
●
●
Real
Integer
numbe
r
IX
K
H
SF
U
(N
(N
(N
(N
(N
(N
ote
ote
ote
ote
ote
ote
3)
4)
5)
6)
7)
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
DF
●
St
rin
g
Index
modifie
D
r
F
(Note 2)
" "
8)
●
●
●
●
●
●
●
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