Siemens Simatic M7-400 Reference Manual page 228

Analog Modules
Table 5-10 Analog Value Representation in the Voltage Measuring Ranges ± 500 mV to ± 25 mV
System
Dec. Hex.
118.515% 32767 7FFF
117.593% 32512 7F00
117.589% 32511 7EFF
27649 6C01
100.000% 27648 6C00
75% 20736 5100
0.003617% 1 1
0% 0 0
–1 FFFF
– 75.00% – 20736 AF00
– –27648 9400
100.000%
–27649 93FF
–117.593% –32512 8100
– – 32513 80FF
117.596%
– –32768 8000
118.519%
Table 5-11 Analog Value Representation in the Voltage Measuring Ranges 1 to 5 V and 0 to 10 V
System
Dec.
118.515% 32767 7FFF
117.593% 32512 7F00
117.589% 32511 7EFF
27649 6C01
100.000% 27648 6C00
75% 20736 5100
0.003617% 1 1
0% 0 0
–1 FFFF
– 17.593% –4864 ED00
– 4865 ECFF
v–17.596% –32768
8000
5-12
± 500 mV ± 250 mV
592.6 mV 296.3 mV
587.9 mV 294.0 mV
500 mV 250 mV
375 mV 187.54 mV
18.08 mV 9.04 mV
0 mV 0 mV
– 375 mV –187.54 mV – 60 mV
– 500 mV – 250 mV
– 587.9 mV – 294.0 mV
– 592.6 mV – 296.3 mV
Hex. 1 to 5 V
5.741 V
5.704 V
5 V
3.75 V
1 V + 144.7 mV
1 V
0.296 V
S7-400, M7-400 Programmable Controllers Module Specifications
Voltage Measuring Range
± 80 mV ± 50 mV
94.8 mV 59.3 mV 29.6 mV
94.1 mV 58.8 mV 29.4 mV
80 mV 50 mV 25 mV
60 mV 37.5 mV 18.75 mV
2.89 mV 1.81 mV
904.2 nV
0 mV 0 mV 0 mV
– 37.5 mV – 18.75 mV
– 80 mV – 50 mV – 25 mV
– 94.1 mV – 58.8 mV – 29.4 mV
– 94.8 mV – 59.3 mV – 29.6 mV
Voltage Measuring Range
0 to 10 V
11.852 V
11.759 V
10 V
7.5 V
0 V + 361.7 mV
0 V
Negative values not g
possible ibl
± 25 mV
Overflow
Overrange
Rated range
Underrange
Underflow
Overflow
Overrange
Rated range
Underrange
Underflow
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