Measurement Ranges Of The Analog Inputs For Voltage (Cpus); Analog Output Specifications - Siemens S7-1200 System Manual

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A.6.4.4

Measurement ranges of the analog inputs for voltage (CPUs)

Table A- 101 Analog input representation for voltage (CPUs)
System
Decimal
Hexadecimal
32767
7FFF
32512
7F00
32511
7EFF
27649
6C01
27648
6C00
20736
5100
34
22
0
0
Negative values
A.6.4.5

Analog output specifications

Analog outputs
Table A- 102 Analog outputs
Technical data
Number of outputs
Type
Full-scale range
Full-scale range (data word)
Overshoot range
Overshoot range (data word)
Overflow range
Overflow range data word
Resolution
Output drive impedance
Isolation (field side to logic)
Accuracy (25 °C / -20 to 60 °C)
Settling time
Cable length (meters)
In an overflow condition, analog outputs will behave according to the device configuration properties settings. In the
1
"Reaction to CPU STOP" parameter, select either: "Use substitute value" or "Keep last value".
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
Voltage Measuring Range
0 to 10 V
11.851 V
11.759 V
10 V
7.5 V
12 mV
0 V
Negative values are not
supported
Description
2
Current
0 to 20 mA
0 to 27648
20.01 to 23.52 mA
27649 to 32511
see footnote
1
32512 to 32767
10 bits
≤500 Ω max.
None
3.0% / 3.5% of full-scale
2 ms
100 m, shielded twisted pair
Technical specifications
Overflow
Overshoot range
Rated range
A.6 CPU 1217C
889
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