Siemens SIMATIC S7-400 Reference Manual page 186

Analog modules
5.4 Representation of analog values
Table 5-32 Unipolar output ranges
Units Output
value in
%
2
15
≧3251 0 % 0
2
32511 117,589 0
27649 ≧100,004 0
27648 100,000 0
1 0,003617 0
0 0,000 0
- 1 0,000 1
- 32512 1
≤ 0 % 1
32513
Table 5-33 Life-zero input ranges
Units Output
value in
%
2
15
≧3251 0 % 0
2
32511 117,589 0
27649 ≧100,004 0
27648 100,000 0
1 0,003617 0
0 0,000 0
- 1 -0,00361 1
7
- 6912 -25,000 1
- 6913 1
-25,000
- 32512
1
≤-3251 - 25 % 1
3
186
2 2 2 2
14 13 12 11
1 1 1 1
1 1 1 1
1 1 0 1
1 1 0 1
0 0 0 0
0 0 0 0
1 1 1 1
0 0 0 0
0 0 0 0
2 2 2 2
14 13 12 11
1 1 1 1
1 1 1 1
1 1 0 1
1 1 0 1
0 0 0 0
0 0 0 0
1 1 1 1
1 1 0 0
1 1 0 0
0 0 0 0
0 0 0 0
Data word
2 2 2 2 2
10 9 8 7 6
1 1 1 x x
1 1 0 1 1
1 0 0 0 0
1 0 0 0 0
0 0 0 0 0
0 0 0 0 0
1 1 1 1 1
0 0 1 0 0
0 0 0 x x
Data word
2 2 2 2 2
10 9 8 7 6
1 1 1 x x
1 1 0 1 1
1 0 0 0 0
1 0 0 0 0
0 0 0 0 0
0 0 0 0 0
1 1 1 1 1
1 0 1 0 0
1 0 0 1 1
0 0 1 0 0
0 0 0 x x
Reference Manual, Ausgabe 11/2016, A5E00850736-08
2 2 2 2 2 2
5 4 3 2 1 0
x x x x x x
1 1 1 1 1 1
0 0 0 0 0 1
0 0 0 0 0 0
0 0 0 0 0 1
0 0 0 0 0 0
1 1 1 1 1 1
0 0 0 0 0 0
x x x x x x
2 2 2 2 2 2
5 4 3 2 1 0
x x x x x x
1 1 1 1 1 1
0 0 0 0 0 1
0 0 0 0 0 0
0 0 0 0 0 1
0 0 0 0 0 0
1 1 1 1 1 1
0 0 0 0 0 0
1 1 1 1 1 1
0 0 0 0 0 0
x x x x x x
S7-400 Automation System Module Data
Range
Overflow
Overshoot
range
Nominal
range
Limited to
the low limit
of the nomi‐
nal range, 0
V or 0 mA
Underflow
Range
Overflow
Overshoot
range
Nominal
range
Undershoot
range
Limited to
overshoot
range lower
limit 0 V and
0 mA
Underflow