Data Sheet

Data sheet 6ES7431-0HH00-0AB0

SIMATIC S7-400, analog input SM 431, non-isolated 16 AI,

resolution 13 bit, +/-10 V, +/-20 mA, 4 - 20 mA 20 ms conversion time

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

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

6ES7431-0HH00-0AB0 Subject to change without notice

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Data sheet 6ES7431-0HH00-0AB0 SIMATIC S7-400, analog input SM 431, non-isolated 16 AI, resolution 13 bit, +/-10 V, +/-20 mA, 4 - 20 mA 20 ms conversion time 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.
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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
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Potential separation Potential separation analog inputs ● Potential separation analog inputs No ● between the channels No Isolation Isolation tested with 500 V AC/707 V DC, type test Dimensions Width 25 mm Height 290 mm Depth 210 mm Weights Weight, approx.