Справочник Пользователя для Mitsubishi Electronics FXCPU
22 Applied Instructions (External Device)
22.3 RD3A / Read form Dedicated Analog Block
571
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
21
Appl
ied
ied
In
stru
cti
cti
ons
(R
eal
T
T
im
e
C
lock
Contr
Contr
ol)
22
Ap
plied
Instru
ctio
ns
Instru
ctio
ns
(E
xt
er
na
l De
vi
vi
ce
)
23
App
lied Instr
lied Instr
ucti
ons
(Ex
tensi
on
tensi
on
Functi
on)
24
Ap
pl
ied In
struct
struct
ions
(O
thers)
25
Appl
ied
ied
Instru
cti
cti
ons
(B
lock
Dat
a
Dat
a
O
per
at
io
n)
26
App
lie
lie
d Instr
uction
s
s
(Charac
ter
Stri
ng C
ontrol
)
27
Ap
pl
ied Inst
ruct
io
io
ns
(D
ata
Op
eration 3
eration 3
)
28
Appl
ied
ied
In
stru
cti
cti
ons
(D
ata C
om
om
par
ison
)
29
App
lie
lie
d Instr
uction
s
s
(D
ata
T
T
abl
e
O
peration
)
30
Appli
ed In
struc
tions
ed In
struc
tions
(E
xt
ernal Devi
ce
Comm
uni
cat
ion)
22.3
RD3A / Read form Dedicated Analog Block
Outline
This instruction reads an analog input value from the analog block FX
0N
-3A or FX
2N
-2AD.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions"
FX
3U(C)
FX
3G(C)
FX
3S
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD
ST
RD3A
16 bits
Continuous
RD3A(EN,m1,m2,d);
RD3AP
16 bits
Pulse
RD3AP(EN,m1,m2,d);
Variable
Description
Data type
Input
variable
variable
EN
Execution condition
Bit
Special block number
•
•
FX
1N
, FX
1NC
, FX
2N
, FX
2NC
, FX
3G
, FX
3GC
, FX
3U
and FX
3UC
(D, DS, DSS)
series PLCs: K0 to K7
•
FX
3UC
-32MT-LT (-2) series PLC: K1 to K7
ANY16
Analog input channel
ANY16
Output
variable
variable
ENO
Execution state
Bit
Word device storing the read data
ANY16
Operand
type
Bit Devices
Word Devices
Others
System user
Digit specification
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modifier K H
E
"
"
P
z
z
z
z z z z
S1
z z
z
z z
z
z
z
z z z z
S1
z z
z
z z
z
z
z z z z
S1
z z
z
RD3A
EN
m1
m2
m1
m2
ENO
d
RD3AP
EN
m1
m2
m1
m2
ENO
d