Sample Time For The Built-In Analog Ports Of The Cpu; Measurement Ranges Of The Analog Inputs For Voltage (Cpus) - Siemens S7-1200 System Manual
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A.3.4.2
Sample time for the built-in analog ports of the CPU
Table A- 39
Sample time for built-in analog inputs of the CPU
Rejection frequency (Integration time selection)
60 Hz (16.6 ms)
50 Hz (20 ms)
10 Hz (100 ms)
A.3.4.3
Measurement ranges of the analog inputs for voltage (CPUs)
Table A- 40
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
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
Technical specifications
Sample time
4.17 ms
5 ms
25 ms
Overflow
Overshoot range
Rated range
A.3 CPU 1212C
853
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