Siemens Simatic S7-400 User Manual
Page 230
Analog Modules
5-14
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Table 5-14 Analog Value Representation in Current Measuring Ranges 4 to 20 mA
System
Current Measuring Range
Dec.
Hex.
4 to 20 mA
118.515%
32767
7FFF
22.96 mA
Overflow
117.593%
32512
7F00
117.589%
32511
7EFF
22.81 mA
Overrange
27649
6C01
100.000%
27648
6C00
20 mA
75%
20736
5100
16 mA
0.003617%
1
1
4 mA +
578.7 nA
Rated range
0%
0
0
4 mA
– 1
FFFF
Underrange
– 17.593%
– 4864
ED00
1.185 mA
Underflow
v
– 17.596%
– 32767
7FFF
Analog Value Representation for Resistance-Type Sensors
Table 5-15 Analog Value Representation for Resistance-Type Sensors from 48
W
to 6 k
W
System
Resistance-Type Sensor Range
Dec.
Hex.
48
W
150
W
300
W
600
W
6 k
W
118.515%
32767
7FFF
56.89
W
177.77
W
355.54
W
711.09
W
7.11 k
W
Overflow
117.593%
32512
7F00
117.589%
32511
7EFF
56.44
W
176.38
W
352.77
W
705.53
W
7.06 k
W
Overrange
27649
6C01
100.000%
27648
6C00
48
W
150
W
300
W
600
W
6 k
W
75%
20736
5100
36
W
112.5
W
225
W
450
W
4.5 k
W
Rated
0.003617%
1
1
1.74m
W
5.43m
W
10.85m
W
21.70m
W
217.0m
W
range
0%
0
0
0
W
0
W
0
W
0
W
0
W
(negative values physically not possible)
Underrange
(
g
p y
y
p
)