Measurement Ranges For Analog Inputs And Outputs; Step Response Of The Analog Inputs; Sample Time And Update Times For The Analog Inputs; Measurement Ranges Of The Analog Inputs For Voltage And Current (Sb And Sm) - Siemens S7-1200 System Manual

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Technical specifications
A.12 Analog signal boards (SBs)
A.12.3

Measurement ranges for analog inputs and outputs

A.12.3.1

Step response of the analog inputs

Table A- 216 Step response (ms), 0 V to 10 V measured at 95%
Smoothing selection (sample averaging)
None (1 cycle): No averaging
Weak (4 cycles): 4 samples
Medium (16 cycles): 16 samples
Strong (32 cycles): 32 samples
Sample time
A.12.3.2

Sample time and update times for the analog inputs

Table A- 217 Sample time and update time
Selection
400 Hz (2.5 ms)
60 Hz (16.6 ms)
50 Hz (20 ms)
10 Hz (100 ms)
A.12.3.3

Measurement ranges of the analog inputs for voltage and current (SB and SM)

Table A- 218 Analog input representation for voltage (SB and SM)
System
Decimal
Hexadecimal
32767
7FFF
32512
7F00
32511
7EFF
27649
6C01
27648
6C00
20736
5100
1
1
0
0
-1
FFFF
-20736
AF00
-27648
9400
950
400 Hz (2.5 ms)
4.5 ms
10.6 ms
33.0 ms
63.0 ms
0.156 ms
Sample time
0.156 ms
1.042 ms
1.250 ms
6.250 ms
Voltage Measuring Range
±10 V
±5 V
11.851 V
5.926 V
11.759 V
5.879 V
10 V
5 V
7.5 V
3.75 V
361.7 μV
180.8 μV
0 V
0 V
-7.5 V
-3.75 V
-10 V
-5 V
Integration time selection
60 Hz (16.6 ms)
50 Hz (20 ms)
18.7 ms
59.3 ms
208 ms
408 ms
1.042 ms
1.250 ms
±2.5 V
±1.25 V
2.963 V
1.481 V
2.940 V
1.470 V
2.5 V
1.250 V
1.875 V
0.938 V
90.4 μV
45.2 μV
0 V
0 V
-1.875 V
-0.938 V
-2.5 V
-1.250 V
System Manual, 03/2014, A5E02486680-AG
10 Hz (100 ms)
22.0 ms
102 ms
70.8 ms
346 ms
250 ms
1240 ms
490 ms
2440 ms
6.250 ms
SB update time
0.156 ms
1.042 ms
1.25 ms
6.25 ms
Overflow
Overshoot range
Rated range
S7-1200 Programmable controller
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