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Siemens 6ES7431-7KF10-0AB0

SIMATIC S7-400, analog input SM 431, 8 AI, resolution 16 bit, resistor/PT100/NI100 isolated, diagnostics alarm, 20 ms conversion time

SiemensMFR # 6ES7431-7KF10-0AB0SKU # CEY-55221B14D124

from backplane bus 5 V DC, max.650 mA

Power loss, typ.3.3 W

Number of analog inputs8

For resistance measurement8

VoltageNo

CurrentNo

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About This Product

SIMATIC S7-400, analog input SM 431, 8 AI, resolution 16 bit, resistor/PT100/NI100 isolated, diagnostics alarm, 20 ms conversion time

Siemens 6ES7431-7KF10-0AB0

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

Input current

from backplane bus 5 V DC, max.650 mA

Power loss

Power loss, typ.3.3 W

Analog inputs

Number of analog inputs8

For resistance measurement8

permissible input voltage for voltage input (destruction limit), max.35 V; 35 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)

Constant measurement current for resistance-type transmitter, typ.1 mA

Input ranges

VoltageNo

CurrentNo

ThermocoupleNo

Resistance thermometerYes

ResistanceYes

Input ranges (rated values), resistance thermometer

Ni 100Yes

— Input resistance (Ni 100)> 10 000 ohms

Ni 1000Yes; Different characteristics selectable: Europe/U.S.

— Input resistance (Ni 1000)> 10 000 ohms

Pt 100Yes

— Input resistance (Pt 100)> 10 000 ohms

Pt 1000Yes

— Input resistance (Pt 1000)> 10 000 ohms

Pt 200Yes

— Input resistance (Pt 200)> 10 000 ohms

Pt 500Yes

— Input resistance (Pt 500)> 10 000 ohms

Characteristic linearization

ParameterizableYes

— for resistance thermometerPt100, Pt200, Pt500, Pt1000, Ni100, Ni1000; different characteristics selectable (Europe/U.S.)

Cable length

shielded, max.200 m; 50 m with thermocouples and input ranges ±80 mV

Integration and conversion time/resolution per channel

Resolution with overrange (bit including sign), max.16 bit

Integration time, parameterizableYes

Basic conversion time (ms)8 / 23 / 25 ms

Integration time (ms)20 ms at 50 Hz (entire module incl. wire break)

Interference voltage suppression for interference frequency f1 in Hznone/ 60 / 50 Hz

Basic execution time of the module (all channels released)8 ms; 8 / 23 / 25 ms

Connection of signal encoders

for resistance measurement with three-wire connectionYes

for resistance measurement with four-wire connectionYes

Operational error limit in overall temperature range

Resistance thermometer, relative to input range, (+/-)±1 °C

Basic error limit (operational limit at 25 °C)

Resistance thermometer, relative to input range, (+/-)±0,2 °C

Interrupts/diagnostics/status information

Diagnostics functionYes; Parameterizable

Alarms

Diagnostic alarmYes; Parameterizable

Limit value alarmYes

Hardware interruptYes; Parameterizable

Diagnoses

Diagnostic information readableYes; possible

Potential separation analog inputs

Potential separation analog inputsYes; internal/external

between the channelsNo

between the channels and backplane busYes

Isolation

Isolation tested with500 V DC

Dimensions

Width25 mm

Height290 mm

Depth210 mm

Weights

Weight, approx.650 g

Accessories 1

Genuine accessories that can be used with the Siemens 6ES7431-7KF10-0AB0 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.