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Analog modules
5.4 Representation of analog values
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
203
Representation of analog values in the voltage output ranges
Table 5- 34 Representation of analog values in the ±10 V output range
System Voltage output range
Dec. Hex. ±10 V
118,5149 % 32767 7FFF 0.00 V
32512 7F00
Overflow, off power
117,589 % 32511 7EFF 11.76 V
27649 6C01
Overshoot range
100 % 27648 6C00 10 V
75 % 20736 5100 7.5 V
0,003617 % 1 1 361.7 µV
0 % 0 0 0 V
- 1 FFFF - 361.7 µV
Nominal range
- 75 % - 20736 AF00 - 7.5 V
- 100 % - 27648 9400 - 10 V
- 27649 93FF
- 117,593 % - 32512 8100 - 11.76 V
Undershoot range
- 32513 80FF
- 118,519 % - 32768 8000 0.00 V
Underflow, idle state
Table 5- 35 Representation of analog values in the 0 V to 10 V and 1 V to 5 V output ranges
System Voltage output range
Dec. Hex. 0 to 10 V 1 to 5 V
118,5149 % 32767 7FFF 0.00 V 0.00 V
32512 7F00
Overflow, off power
117,589 % 32511 7EFF 11.76 V 5.70 V
27649 6C01
Overshoot range
100 % 27648 6C00 10 V 5 V
75 % 20736 5100 7.5 V 3.75 V
0,003617 % 1 1 361.7 µV 1V+144.7µV
0 % 0 0 0 V 1 V
Nominal range
- 1 FFFF
- 25 % - 6912 E500 0 V
Undershoot range
- 6913 E4FF
- 117,593 % - 32512 8100
Not possible. The output value is
limited to 0 V.
- 32513 80FF
- 118,519 % - 32768 8000 0.00 V 0.00 V
Underflow, idle state
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