Siemens Simatic S7-300

Representation of the analog values of analog modules
5.2 Representation of the analog values of analog output channels
S7-300 Automation System Module data
5-20 Manual, 08/2006, A5E00105505-04
Representation of analog values in the current output ranges
Table 5-37 Representation of analog values in the ±20 mA output range
System Current output range
dec hex ±20 mA
118,5149 % 32767 7FFF 0.00 mA
32512 7F00
Overflow, off power
117,589 % 32511 7EFF 23.52 mA
27649 6C01
Overshoot range
100 % 27648 6C00 20 mA
75 % 20736 5100 15 mA
0,003617 % 1 1 723.4 nA
0 % 0 0 0 mA
-1 FFFF -723.4 nA
Nominal range
-75 % -20736 AF00 -15 mA
-100 % -27648 9400 -20 mA
-27649 93FF
-117,593 % -32512 8100 -23.52 mA
Undershoot range
-32513 80FF
-118,519 % -32768 8000 0.00 mA
Underflow, idle state
Table 5-38 Representation of analog values in the 0 mA to 20 mA and 4 mA to 20 mA output ranges
System Current output range
dec hex 0 mA to 20 mA 4 mA to 20 mA
118,5149 % 32767 7FFF 0.00 mA 0.00 mA
32512 7F00
Overflow, off power
117,589 % 32511 7EFF 23.52 mA 22.81 mA
27649 6C01
Overshoot range
100 % 27648 6C00 20 mA 20 mA
75 % 20736 5100 15 mA 15 mA
0,003617 % 1 1 723.4 nA 4 mA + 578.7 nA
0 % 0 0 0 mA 4 mA
Nominal range
-1 FFFF
-25 % -6912 E500 0 mA
Undershoot range
-6913 E4FF
-117,593 % -32512 8100
Not possible. Output value
limited to 0 mA.
-32513 80FF
-118,519 % -32768 8000 0.00 mA 0.00 mA
Underflow, idle state