Siemens SIMATIC S7-400 Reference Manual page 188

Analog modules
5.4 Representation of analog values
Representation of analog values in the current output ranges
Table 5-36 Representation of analog values in the ±20 mA output range
System
Dec.
118,5149 % 32767
32512
117,589 % 32511
27649
100 % 27648
75 % 20736
0,003617 % 1
0 % 0
- 1
- 75 % - 20736
- 100 % - 27648
- 27649
- 117,593 % - 32512
- 32513
- 118,519 % - 32768
Table 5-37 Representation of analog values in the 0 to 20 mA and 4 to 20 mA output ranges
System
Dec.
118,5149 % 32767
32512
117,589 % 32511
27649
100 % 27648
75 % 20736
0,003617 % 1
0 % 0
- 1
- 25 % - 6912
- 6913
- 117,593 % - 32512
- 32513
- 118,519 % - 32768
188
Hex. ± 20 mA
7FFF 0.00 mA
7F00
7EFF 23.52 mA
6C01
6C00 20 mA
5100 15 mA
1 723.4 mA
0 0 mA
FFFF - 723.4 mA
AF00 - 15 mA
9400 - 20 mA
93FF
8100 - 23.52 mA
80FF
8000 0.00 mA
Hex. 0 to 20 mA
7FFF 0.00 mA
7F00
7EFF 23.52 mA
6C01
6C00 20 mA
5100 15 mA
1 723.4 mA
0 0 mA
FFFF
E500
E4FF
8100
80FF
8000 0.00 mA
Current output range
Overflow, off power
Overshoot range
Nominal range
Undershoot range
Underflow, idle state
Current output range
4 to 20 mA
0.00 mA
22.81 mA
20 mA
15 mA
4mA+578.7 nA
4 mA
0 mA
0.00 mA
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
Overflow, off power
Overshoot range
Nominal range
Undershoot range
Not possible. Output value
limited to 0 mA.
Underflow, idle state