6ES7431-1KF00-0AB0 SIMATIC S7-400, SM 431

6ES7431-1KF00-0AB0 SIMATIC S7-400, SM 431

Product Code: 6ES7431-1KF00-0AB0

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Artikelnummer 6ES7431-1KF00-0AB0
SIMATIC S7-400, SM 431 ANALOG INPUT MODULE OPTIC. ISOLATED, 8 AI, 13 BIT RESOLUTION, U/I/RESIST.
Supply voltage
Load voltage L+
● Rated value (DC) not necessary
Input current
from backplane bus 5 V DC, max. 350 mA
Power loss
Power loss, typ. 1.8 W
Hardware configuration
Slots
● required slots 1
Analog inputs
Number of analog inputs 8
Number of analog inputs for voltage/current measurement 8
Number of analog inputs for resistance measurement 4
permissible input voltage for voltage input (destruction limit), max. 50 V
permissible input current for current input (destruction limit), max. 50 mA; 40 mA continuous
Input ranges
● Voltage Yes
● Current Yes
● Thermocouple No
● Resistance thermometer No
● Resistance Yes
Input ranges (rated values), voltages
● 1 to 5 V Yes
● Input resistance (1 to 5 V) 200 kΩ
● -1 V to +1 V Yes
● Input resistance (-1 V to +1 V) 200 kΩ
● -10 V to +10 V Yes
● Input resistance (-10 V to +10 V) 200 kΩ
Input ranges (rated values), currents
● -20 to +20 mA Yes
● Input resistance (-20 to +20 mA) 80 Ω
● 4 to 20 mA Yes
● Input resistance (4 to 20 mA) 80 Ω
Input ranges (rated values), resistors
● 0 to 600 Ohm Yes
● Input resistance (0 to 600 Ohm) usable up to 500 ohms
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. 13 bit
● Integration time, parameterizable Yes
● Basic conversion time, ms 23 / 25 ms
● Integration time, ms 16,7 / 20 ms
● Interference voltage suppression for interference frequency f1 in Hz 60 / 50 Hz
Encoder
Connection of signal encoders
● for current measurement as 2-wire transducer Yes; with external transmitter supply
● for current measurement as 4-wire transducer Yes
● for resistance measurement with two-wire connection Yes; Line resistances are also measured
● for resistance measurement with three-wire connection Yes; Line resistances are also measured
● for resistance measurement with four-wire connection Yes
Errors/accuracies
Operational error limit in overall temperature range
● Voltage, relative to input area, (+/-) 1 %; +/-1.0% at +/-1 V; +/-0.6% at +/-10 V; +/-0.7% at 1 to 5 V
● Current, relative to input area, (+/-) 1 %; at +/-20 mA, 4 to 20 mA
● Resistance, relative to input area, (+/-) 1.25 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input area, (+/-) 0.7 %; 0.7% at +/-1 V; 0.4% at +/-10 V; 0.5% at 1 to 5 V
● Current, relative to input area, (+/-) 0.7 %; at +/-20 mA, 4 to 20 mA
● Resistance, relative to input area, (+/-) 0.8 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)
Galvanic isolation
Galvanic isolation analog inputs
● Galvanic isolation analog inputs Yes; internal/external
● between the channels No
Permissible potential difference
between the inputs (UCM) 30 V AC
Isolation
Isolation tested with 2120 V DC between bus and analog part; 500 V DC between bus and local ground; 2120 V DC between analog part and local ground
Dimensions
Width 25 mm
Height 290 mm
Depth 210 mm
Weights
Weight, approx. 500 g
last modified: 21.08.2014

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