Siemens SIMATIC S7-1200

Technical specifications
A.7 CPU 1215C
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
1419
A.7.4.4
Analog output specifications
Table A- 79 Analog outputs
Technical data
Description
Number of outputs
2
Type
Current
Full-scale range
0 to 20 mA
Full-scale range (data word) 0 to 27648
Overshoot range
20.01 to 23.52 mA
Overshoot range (data word)
27649 to 32511
Overflow range
see footnote
1
Overflow range data word
32512 to 32767
Resolution
10 bits
Output drive impedance
≤500 Ω max.
Isolation (field side to logic)
None
Accuracy (25 °C / -20 to 60 °C)
3.0% / 3.5% of full-scale
Settling time
2 ms
Cable length (meters)
100 m, shielded twisted pair
1
In an overflow condition, analog outputs will behave according to the device configuration properties settings. In the
"Reaction to CPU STOP" parameter, select either: "Use substitute value" or "Keep last value".
Table A- 80 Analog output representation for current (CPU 1215C and CPU 1217C)
System
Current output range
Decimal
Hexadecimal
0 mA to 20 mA
32767
7FFF
See note 1
Overflow
32512
7F00
See note 1
32511
7EFF
23.52 mA
Overshoot range
27649
6C01
27648 6C00 20 mA Rated range
20736
5100
15 mA
34
22
0.0247 mA
0
0
0 mA
Negative values Negative values are not
supported
1
In an overflow condition, analog outputs will behave according to the device configuration properties settings. In the
"Reaction to CPU STOP" parameter, select either: "Use substitute value" or "Keep last value".