Analog Modules
4-12
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Binary representation of the input ranges
The input ranges shown in Tables 4-8 to 4-9 are defined in two’s complement
representation:
Table 4-8 Bipolar Input Ranges
Units
Measured
Data Word Range
in %
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
32767 u118.515 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Overflow
32511 117.589 0 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 Over
27649 u100.00
4
0 1 1 0 1 1 0000000001
range
27648 100.000 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0
1 0.003617 0 0 0 0 0 0 0000000001
0 0.000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Rated
–1 –0.003617 1 1 1 1 1 1 1111111111
range
–27648 –100.000 1 0 0 1 0 1 0000000000
–27649 v–100.004 1 0 0 1 0 0 1 1 1 1 1 1 1 1 1 1 Under
–32512 –117.593 1 0 0 0 0 0 0100000000
range
–32768 v–117.596 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Underflow
Table 4-9 Unipolar Input Ranges
Units
Measured
Data Word Range
in %
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
32767 w118.515 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Overflow
32511 117.589 0 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 Over-
27649 w100.004 0 1 1 0 1 1 0000000001
range
27648 100.000 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0
1 0.003617 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 Rated
range
0 0.000 0 0 0 0 0 0 0000000000
–1 –0.003617 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Under-
–4864 –17.593 1 1 1 0 1 1 0100000000
range
–32768 v–17.596 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Underflow