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6ES7 431-0HH00-0AB0
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6ES7 431-1KF20-0AB0
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6ES7 431-1KF00-0AB0
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6ES7 431-1KF10-0AB0
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Voltages and currents
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Load voltage L+
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24 V; only required for supplying 2-wire transmitters
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24 V; only required for supplying 2-wire transmitters
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24 V; only required for supplying 2-wire transmitters
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- reverse polarity protection
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Yes
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Yes
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Yes
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Current consumption
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from load voltage L+ (without load), max.
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400 mA; for 16 connected, fully controlled 2-wire transmitters
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200 mA; for 8 connected, fully controlled 2-wire transmitters
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200 mA
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from backplane bus DC 5 V, max.
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100 mA
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1,000 mA
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350 mA
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600 mA
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Power loss, typ.
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2 W
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4.9 W
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1.8 W
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3.5 W
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Analog inputs
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Number of analog inputs
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16
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8
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8
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8
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Number of analog inputs for voltage/current measurement
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16
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8
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8
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8
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Number of analog inputs for resistance measurement
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4
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4
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4
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cable length, shielded, max.
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200 m
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200 m
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200 m
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200 m; 50 m with thermocouples and input ranges <= 80 mV
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permissible input frequency for voltage input (destruction limit), max.
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20 V; 20 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)
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18 V; 18 V continuous, 75 V for 1 ms (mark to space ratio 1:20)
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50 V
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18 V; 18 V continuous, 75 V for 1 ms (mark to space ratio 1:20)
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permissible input current for current input (destruction limit), max.
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40 mA
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40 mA; Permanent
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50 mA; 40 mA continuous
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40 mA; Permanent
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Input ranges (rated values), voltages
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Input ranges (rated values), currents
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Input ranges (rated values), thermoelements
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Input ranges (rated values), resistors
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes; usable up to 5000 ohms
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Input ranges (rated values), resistance thermometers
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Characteristic curve linearization
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Yes
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Type B, E, J, K, L, N, R, S, T, U
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Pt100, Pt200, Pt500, Pt1000, Ni100, Ni1000
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Temperature compensation
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- external temperature compensation with compensations socket
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Yes
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- external temperature compensation with Pt100
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Yes
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- internal temperature compensation
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No
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- dynamic reference temperature value
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Yes
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Analog value creation
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Integration and conversion time/resolution per channel
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- Resolution with overload area (bit including sign), max.
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13 Bit
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14 Bit; 14 / 14 / 14
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13 Bit
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14 Bit; with activated smoothing: 16 Bit
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- Integration time, parameterizable
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Yes
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Yes
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Yes
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Yes
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50 / 60 ms
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16.7 / 20 ms
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16.7 / 20 ms
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- Basic conversion time, ms
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55 / 65 ms
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52 µs
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23 / 25 ms
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20.1 / 23.5 ms
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- additional conversion time for wire break monitoring
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4.3 ms
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- additional conversiontime for wire break monitoring and resistance measurement
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5.5 ms
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- additional conversiontime for resistance measurement
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40.2 / 47 ms
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- Interference voltage suppression for interference frequency f1 in Hz
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60 / 50 Hz
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none / 400 / 60 / 50 Hz
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60 / 50 Hz
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60 / 50 Hz
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Encoder
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Connection of signal encoders
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- for current measurement as 2-wire transducer
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Yes
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Yes; with external transmitter supply
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Yes
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- for current measurement as 4-wire transducer
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Yes
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Yes
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Yes
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Yes
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- for resistance measurement with 2-conductor connection
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Yes; Line resistances are also measured
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Yes; Line resistances are also measured
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Yes; Line resistances are also measured
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- for resistance measurement with 3-conductor connection
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Yes; Line resistances are also measured
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Yes; Line resistances are also measured
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Yes
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- for resistance measurement with 4-conductor connection
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Yes
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Yes
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Yes
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Errors/accuracies
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Operational limit in overall temperature range
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- Voltage, relative to input area
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+/- 0,65 %; 1.0% at 1 to 5 V; 0.65% at +/-1 V, +/-10 V
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+/- 0,7 %; +/-0.7% at +/-1 V; +/-0.9% at +/-10 V, 1 to 5 V
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+/- 1 %; +/-1.0% at +/-1 V; +/-0.6% at +/-10 V; +/-0.7% at 1 to 5 V
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+/- 0,38 %; +/-0.38% at +/-80 mV; +/-0.35% at +/-250 mV, +/-500mV, +/-1 V, +/-2,5 V, +/-5 V, 1 to 5 V, +/-10 V
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- Current, relative to input area
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+/- 0,65 %
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+/- 0,8 %; at +/-20 mA, 4 to 20 mA
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+/- 1 %; at +/-20 mA, 4 to 20 mA
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+/- 0,35 %; 0 to 20 mA, +/-20 mA, 4 to 20 mA
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- Impedance, relative to input area
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+/- 1 %
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+/- 1,25 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)
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+/- 0,5 %
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- Resistance-type thermometer, relative to input area
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+/- 0,5 %
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Basic error limit (operational limit at 25 °C)
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- Voltage, relative to input area
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+/- 0,25 %; 0.5% at 1 to 5 V; 0.25% at +/-1 V, +/-10 V
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+/- 0,6 %; 0.6% at +/-1 V; 0.75% at +/-10 V, 1 to 5 V
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+/- 0,7 %; 0.7% at +/-1 V; 0.4% at +/-10 V; 0.5% at 1 to 5 V
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+/- 0,15 %; +/-0.15% (+/-250 mV, +/-500 mV, +/-1 V, +/-2.5 V, +/-5 V, 1 to 5 V, +/- 10 V); +/-0.17% (+/- 80 mV);
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- Current, relative to input area
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+/- 0,25 %; at +/-20 mA, 4 to 20 mA
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+/- 0,7 %; at +/- 20 mA, 4...20 mA
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+/- 0,7 %; at +/- 20 mA, 4...20 mA
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+/- 0,15 %; 0 to 20 mA, +/- 20 mA, 4 to 20 mA
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- Impedance, relative to input area
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+/- 0,7 %; 0 to 600 ohms
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+/- 0,8 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)
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+/- 0,15 %; +/-0.15% at 0 to 48 ohms (4-conductor measurement), 0 to 150 ohms (4-conductor measurement), 0 to 300 ohms (4-conductor measurement), 0 to 600 ohms (4-conductor measurement), 0 to 5000 ohms (4-conductor measurement, in range of 6000 ohms); +/-0.3% at 0 to 300 ohms (3-conductor measurement), 0 to 600 ohms (3-conductor measurement), 0 to 5000 ohms (3-conductor measurement, in range of 6000 ohms)
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- Resistance-type thermometer, relative to input area
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+/- 0,3 %
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Isolation
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Isolation checked with
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500 V DC between bus and local ground
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2120 V DC between bus and analog part; 500 V DC between bus and local ground; 707 V DC between analog part and L+/M; 2120 V DC between analog part and local ground; 2120 V DC between L+/M and local ground
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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
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2120 V DC between bus and L+/M; 2120 V D between bus and analog part; 500 V DC between bus and local ground; 707 V DC between analog part and L+/M; 2120 V DC between analog part and local ground; 2120 V DC between L+/M and local ground
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Isolation
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Isolation, analog inputs
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No
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Yes; internal/external
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Yes; internal/external
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Yes; internal/external
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No
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No
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No
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No
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Permissible potential difference
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between the inputs (UCM)
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2 V DC / 2 Vpp AC
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8 V AC
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30 V AC
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120 V AC
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Dimensions
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Width
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25 mm
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25 mm
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25 mm
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25 mm
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Height
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290 mm
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290 mm
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290 mm
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290 mm
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Depth
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210 mm
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210 mm
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210 mm
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210 mm
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Dimensions
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Required slots
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1
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1
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1
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1
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Weights
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Weight, approx.
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500 g
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500 g
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500 g
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500 g
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