WAGO-I/O-SYSTEM 750
Function Description
79
750-880, 750-880/025-000 ETHERNET Programmable Fieldbus Controller
Manual
Version 1.0.1
Pos: 72.15 /Serie 750 (WAGO-I/O-SYSTEM)/Funktionsbeschreibung/Prozessabbild/Beispiel für ein Eingangsprozessabbild- Beispiel für ein Ausgangsprozessabbild @ 6\mod_1256040947968_21.doc @ 43188 @ 33 @ 1
7.2.2
Example of an Input Process Image
The following figure is an example of an input process image.
The configuration comprises 16 digital and 8 analog inputs.
The input process image thus has a data length of 8 words for the analog modules
and 1 word for the digital modules; i.e., 9 words in total.
B
i
t 1
B
i
t
4
Wor
d2
Wor
d1
Wor
d2
Wor
d1
Wor
d2
Wor
d1
Wor
d2
Wor
d1
Wor
d2
Wor
d1
Wor
d2
Wor
d1
1
4
1
4
1
1
4
1
D
I
D
I
D
I
D
I
A
I
A
I
A
I
A
I
Wor
d2
Wor
d1
Wor
d2
Wor
d2
Wor
d1
Hi
ghbyte
Lowbyte
0x000
3
%IW
3
0x000
2
%IW
2
0x000
1
%IW
1
0x0000 %IW0
0x000
5
%IW
5
0x000
4
%IW
4
0x000
7
%IW
7
0x000
6
%IW
6
0x000
8
%IW
8
0x000
1
%IX
8
.
1
0x0000 %IX
8
.0
0x000
3
%IX
8
.
3
0x000
2
%IX
8
.
2
0x000
4
%IX
8
.
4
0x000
4
%IX
8
.
4
0x000
8
%IX
8
.
8
0x000C %IX
8
.
12
0x000
5
%IX
8
.
5
0x000
5
%IX
8
.
5
0x0009 %IX
8
.9
0x000
D
%IX
8
.
13
0x000
6
%IX
8
.
6
0x000
6
%IX
8
.
6
0x000
A
%IX
8
.
1
0
0x000
E
%IX
8
.
14
0x000
7
%IX
8
.
7
0x000
7
%IX
8
.
7
0x000B %IX
8
.
11
0x000
F
%IX
8
.
15
P
ro
cess
in
put
i
ma
g
e
(Wor
d)
add
r
esses
P
ro
cess
in
put
i
ma
g
e
(Bi
t)
In
put m
o
du
l
es
75
0-
4
0
2
4
0
2
472
472
4
0
2
476
4
0
2
476
D
I
: D
i
g
i
ta
l I
nput
A
I
:Ana
l
og
I
nput
add
r
esses
MO
D
BU
S PF
C
MO
D
BU
S PF
C
Figure 38: Example of process image for input data