Siemens SIMATIC S7-400 Reference Manual page 268

Analog modules
5.22 Analog input module SM 431; AI 16 x 13 Bit (6ES7431-0HH00-0AB0)
Interference voltage suppression for f = nx (f1 ±1%), (f1 = interference frequency) n = 1, 2 , ...
● Common mode interference (UCM < 2 V)
● Series-mode interference (peak value of fault <
Crosstalk between the inputs
Operational limit (throughout temperature range, relative to input range)
● Voltage input
● Current input
Basic error limit (operational limit at 25°C, relative to input range)
● Voltage input
● Current input
Temperature error (relative to input range)
Linearity error (relative to input range)
Repeat accuracy (in settled state at 25°C, relative to
input range)
Interrupts
Diagnostic functions
Substitute values can be connected
Input ranges (rated values)/input resistance
● Voltage
● Current
Permissible input voltage for voltage input (destruction
limit)
Permissible input current for current input (destruction
limit)
Sensor connection
● For voltage measurement
268
rated value of input range)
– ± 1 V
– ± 10 V
– 1 to 5 V
– ± 20 mA
– 4 to 20 mA
– ± 1 V
– ± 10 V
– 1 to 5 V
– ± 20 mA
– 4 to 20 mA
> 86 dB
> 60 dB
> 50 dB
± 0.65%
± 0.65%
± 1%
± 0.65%
± 0.65%
± 0.25%
± 0.25%
± 0.5%
± 0.25%
± 0.25%
± 0.01 % / K
± 0.05%
± 0.01%
Status, interrupts, diagnostics
None
None
No
Data for selecting a sensor
± 1 V / 10 MΩ
± 10 V / 100 MΩ
1 to 5 V / 100 MΩ
± 20 mA / 50 Ω
4 to 20 mA / 50 Ω
20 V continuous;
75 V for 1 ms (cycle clock ratio 1 : 20)
40 mA
Possible
Reference Manual, Ausgabe 11/2016, A5E00850736-08
S7-400 Automation System Module Data