Справочник Пользователя для Mitsubishi Electronics MELSEC-F
D-15
4 Programming
4.4 Input Data
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX
3G
-2AD-BD (2-channel analog Input)
A
Comm
on I
te
te
ms
B
FX
3U
-4AD
FX
3UC
-4
A
D
C
FX
3U
-4A
D
D
-A
D
P
D
FX
3G
-2A
D
D
-BD
E
FX
3U
-4DA
F
FX
3U
-4D
A
A
-AD
P
P
G
FX
3G
-1D
A
A
-BD
H
FX
3U
-3
A-
ADP
I
FX
3U
-4
A
D
-P
T
-
A
D
P
J
FX
3U
-4A
D
D
-P
TW
-
A
A
D
P
4.4
Input Data
Numeric data type: Decimal (K)
The data converted by the 2AD-BD will be stored in the special data registers.
The special data registers that store the input data are shown in the following table:
The special data registers that store the input data are shown in the following table:
The converted A/D immediate data or averaged data (data average conforming to the specified averaging
time) will be stored in the above data registers as the input data.
time) will be stored in the above data registers as the input data.
→ For a detailed description of the averaging time, refer to Section 4.5.
1. Caution regarding input data
Input data is for reading only.
Do not change (rewrite) the input data using sequence program, indicator, or device monitor of the
programming tool.
Do not change (rewrite) the input data using sequence program, indicator, or device monitor of the
programming tool.
2. Program Example
Even if the input data is not stored in D100 or D101, data registers D8260 or D8261 can be directly used in
the timer/counter set value or in a PID instruction.
the timer/counter set value or in a PID instruction.
Special data register
Description
1st board
2nd board
D8260
D8270
Stores the channel-1 input data
D8261
D8271
Stores the channel-2 input data
M8000
Normally
ON
ON
FNC 12
MOV
D8260
D100
FNC 12
MOV
D8261
D101
Stores the channel-1 input data
of the 1st analog board in the D100.
of the 1st analog board in the D100.
Stores the channel-2 input data
of the 1st analog board in the D101
of the 1st analog board in the D101