6ES7431-7KF00-0AB0 SM 431, 8AI, U/I/THERMO, 16BIT

6ES7431-7KF00-0AB0 SM 431, 8AI, U/I/THERMO, 16BIT

Product Code: 6ES7431-7KF00-0AB0

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Artikelnummer 6ES7431-7KF00-0AB0
SIMATIC S7-400, ANALOG INPUT SM 431, 8AI; 16 BIT RESOLUTION, U/I/THERMOEL., OPTIC. ISOLATED W. 1 POINT PER COMMON, DIAGN., ALARM, 20 MS MODULE UPDATE
Input current
from load voltage L+ (without load), max. 400 mA
from backplane bus 5 V DC, max. 1 200 mA
Power loss
Power loss, typ. 4.6 W
Hardware configuration
Slots
● required slots 1
Analog inputs
Number of analog inputs 8
Number of analog inputs for voltage/current measurement 8
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)
permissible input current for current input (destruction limit), max. 32 mA
Input ranges
● Voltage Yes
● Current Yes
● Thermocouple Yes
● Resistance thermometer No
● Resistance No
Input ranges (rated values), voltages
● 1 to 5 V Yes
● Input resistance (1 to 5 V) > 2000 ohms
● -1 V to +1 V Yes
● -10 V to +10 V Yes
● -100 mV to +100 mV Yes
● -2.5 V to +2.5 V Yes
● -20 mV to +20 mV Yes
● -250 mV to +250 mV Yes
● -5 V to +5 V Yes
● -50 mV to +50 mV Yes
● -500 mV to +500 mV Yes
● -80 mV to +80 mV Yes
Input ranges (rated values), currents
● 0 to 20 mA Yes
● -10 to +10 mA Yes
● -20 to +20 mA Yes
● -3.2 to +3.2 mA Yes
● 4 to 20 mA Yes
● Input resistance (4 to 20 mA) 50 Ω
● -5 to +5 mA Yes
Input ranges (rated values), thermocouples
● Type B Yes
● Type E Yes
● Type J Yes
● Type K Yes
● Type L Yes
● Type N Yes
● Type R Yes
● Type S Yes
● Type T Yes
● Type U Yes
Thermocouple (TC)
Temperature compensation
— internal temperature compensation Yes
— external temperature compensation with compensations socket Yes
— dynamic reference temperature value Yes
Characteristic linearization
● parameterizable Yes
— for thermocouples Type B, E, J, K, L, N, R, S, T, U
Cable length
● Cable length, shielded, max. 200 m
Analog value generation
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. 16 bit
● Integration time, parameterizable Yes
● Basic conversion time, ms 10 / 16,7 / 20 / 100
● Integration time, ms 2,5 / 16,7 / 20 / 100
● Basic conversion time, including integration time, ms
— additional conversion time for wire-break monitoring and resistance measurement 1 ms (module)
● Interference voltage suppression for interference frequency f1 in Hz 400 / 60 / 50 / 10 Hz
Encoder
Connection of signal encoders
● for current measurement as 4-wire transducer Yes
● for resistance measurement with four-wire connection Yes
Errors/accuracies
Operational error limit in overall temperature range
● Voltage, relative to input area, (+/-) 0.3 %
● Current, relative to input area, (+/-) 0.5 %
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input area, (+/-) 0.1 %
● Current, relative to input area, (+/-) 0.17 %
Interrupts/diagnostics/status information
Alarms
● Diagnostic alarm Yes; Parameterizable
● Limit value alarm Yes
Diagnostic messages
● Diagnostics Yes
Galvanic isolation
Galvanic isolation analog inputs
● Galvanic isolation analog inputs Yes; internal/external
● between the channels Yes
Permissible potential difference
between the inputs (UCM) 120 V AC
Isolation
Isolation tested with 1500 V DC
Dimensions
Width 25 mm
Height 290 mm
Depth 210 mm
Weights
Weight, approx. 650 g
last modified: 21.08.2014

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