6ES7431-0HH00-0AB0 SIMATIC S7-400, ANALOG INPUT
SIMATIC S7-400, ANALOG INPUT SM 431, NON-ISOLATED 16 AI, RESOLUTION 13 BITS, +/-10V, +/-20MA, 4 - 20MA 20 MS MODULE UPDATE
Supply voltage |
Load voltage L+ |
● Rated value (DC) |
24 V; Only required for supplying 2-wire transmitters |
● Reverse polarity protection |
Yes |
Input current |
from load voltage L+ (without load), max. |
400 mA; for 16 connected, fully controlled 2-wire transmitters |
from backplane bus 5 V DC, max. |
100 mA |
Power loss |
Power loss, typ. |
2 W |
Analog inputs |
Number of analog inputs |
16 |
● For voltage/current measurement |
16 |
permissible input voltage for voltage input (destruction limit), max. |
20 V; 20 V DC permanent, 75 V DC for max. 1 s (duty factor 1:20) |
permissible input current for current input (destruction limit), max. |
40 mA |
Input ranges |
● Voltage |
Yes |
● Current |
Yes |
● Thermocouple |
No |
● Resistance thermometer |
No |
● Resistance |
No |
Input ranges (rated values), voltages |
● 1 V to 5 V |
Yes |
● Input resistance (1 V to 5 V) |
100 kΩ |
● -1 V to +1 V |
Yes |
● Input resistance (-1 V to +1 V) |
10 MΩ |
● -10 V to +10 V |
Yes |
● Input resistance (-10 V to +10 V) |
100 kΩ |
Input ranges (rated values), currents |
● -20 mA to +20 mA |
Yes |
● Input resistance (-20 mA to +20 mA) |
50 Ω |
● 4 mA to 20 mA |
Yes |
● Input resistance (4 mA to 20 mA) |
50 Ω |
Cable length |
● shielded, max. |
200 m |
Analog value generation |
Integration and conversion time/resolution per channel |
● Resolution with overrange (bit including sign), max. |
13 bit |
● Integration time, parameterizable |
Yes |
● Basic conversion time (ms) |
55 / 65 ms |
● Integration time (ms) |
50 / 60 ms |
● Interference voltage suppression for interference frequency f1 in Hz |
50 / 60 Hz |
Encoder |
Connection of signal encoders |
● for voltage measurement |
Yes; possible |
● for current measurement as 4-wire transducer |
Yes |