6ES7 431-0HH00-0AB0

6ES7 431-1KF20-0AB0

6ES7 431-1KF00-0AB0

6ES7 431-1KF10-0AB0

Voltages and currents

Load voltage L+

• Rated value (DC)

24 V; only required for supplying 2-wire transmitters

24 V; only required for supplying 2-wire transmitters

24 V; only required for supplying 2-wire transmitters

• reverse polarity protection

Yes

Yes

Yes

Current consumption

from load voltage L+ (without load), max.

400 mA; for 16 connected, fully controlled 2-wire transmitters

200 mA; for 8 connected, fully controlled 2-wire transmitters

200 mA

from backplane bus DC 5 V, max.

100 mA

1,000 mA

350 mA

600 mA

Power loss, typ.

2 W

4.9 W

1.8 W

3.5 W

Analog inputs

Number of analog inputs

16

8

8

8

Number of analog inputs for voltage/current measurement

16

8

8

8

Number of analog inputs for resistance measurement

4

4

4

cable length, shielded, max.

200 m

200 m

200 m

200 m; 50 m with thermocouples and input ranges <= 80 mV

permissible input frequency for voltage input (destruction limit), max.

20 V; 20 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)

18 V; 18 V continuous, 75 V for 1 ms (mark to space ratio 1:20)

50 V

18 V; 18 V continuous, 75 V for 1 ms (mark to space ratio 1:20)

permissible input current for current input (destruction limit), max.

40 mA

40 mA; Permanent

50 mA; 40 mA continuous

40 mA; Permanent

Input ranges (rated values), voltages

• 1 to 5 V

Yes

Yes

Yes

Yes

• -1 V to +1 V

Yes

Yes

Yes

Yes

• -10 V to +10 V

Yes

Yes

Yes

Yes

• -2.5 V to +2.5 V

Yes

• -250 mV to +250 mV

Yes

• -5 V to +5 V

Yes

• -500 mV to +500 mV

Yes

• -80 mV to +80 mV

Yes

Input ranges (rated values), currents

• 0 to 20 mA

Yes

• -20 to +20 mA

Yes

Yes

Yes

• 4 to 20 mA

Yes

Yes

Yes

Yes

Input ranges (rated values), thermoelements

• 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

Input ranges (rated values), resistors

• 0 to 150 Ohm

Yes

• 0 to 300 Ohm

Yes

• 0 to 48 Ohm

Yes

• 0 to 600 Ohm

Yes

Yes

Yes

• 0 to 6000 Ohm

Yes; usable up to 5000 ohms

Input ranges (rated values), resistance thermometers

• Ni 100

Yes

• Ni 1000

Yes

• Pt 100

Yes

• Pt 1000

Yes

• Pt 10000

Yes

• Pt 200

Yes

• Pt 500

Yes

Characteristic curve linearization

• programmable

Yes

• for thermoelements

Type B, E, J, K, L, N, R, S, T, U

• for thermoresistor

Pt100, Pt200, Pt500, Pt1000, Ni100, Ni1000

Temperature compensation

• external temperature compensation with compensations socket

Yes

• external temperature compensation with Pt100

Yes

• internal temperature compensation

No

• dynamic reference temperature value

Yes

Analog value creation

Integration and conversion time/resolution per channel

• Resolution with overload area (bit including sign), max.

13 Bit

14 Bit; 14 / 14 / 14

13 Bit

14 Bit; with activated smoothing: 16 Bit

• Integration time, parameterizable

Yes

Yes

Yes

Yes

• Integration time, ms

50 / 60 ms

16.7 / 20 ms

16.7 / 20 ms

• Basic conversion time, ms

55 / 65 ms

52 µs

23 / 25 ms

20.1 / 23.5 ms

• additional conversion time for wire break monitoring

4.3 ms

• additional conversiontime for wire break monitoring and resistance measurement

5.5 ms

• additional conversiontime for resistance measurement
  

40.2 / 47 ms

• Interference voltage suppression for interference frequency f1 in Hz

60 / 50 Hz

none / 400 / 60 / 50 Hz

60 / 50 Hz

60 / 50 Hz

Encoder

Connection of signal encoders

• for current measurement as 2-wire transducer 

Yes

Yes; with external transmitter supply

Yes

• for current measurement as 4-wire transducer

Yes

Yes

Yes

Yes

• for resistance measurement with 2-conductor connection

Yes; Line resistances are also measured

Yes; Line resistances are also measured

Yes; Line resistances are also measured

• for resistance measurement with 3-conductor connection

Yes; Line  resistances are also measured

Yes; Line  resistances are also measured

Yes

• for resistance measurement with 4-conductor connection

Yes

Yes

Yes

Errors/accuracies

Operational limit in overall temperature range

• Voltage, relative to input area

+/- 0,65 %; 1.0% at 1 to 5 V; 0.65% at +/-1 V, +/-10 V

+/- 0,7 %; +/-0.7% at +/-1 V; +/-0.9% at +/-10 V, 1 to 5 V

+/- 1 %; +/-1.0% at +/-1 V; +/-0.6% at +/-10 V; +/-0.7% at 1 to 5 V

+/- 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

• Current, relative to input area

+/- 0,65 %

+/- 0,8 %; at +/-20 mA, 4 to 20 mA

+/- 1 %; at +/-20 mA, 4 to 20 mA

+/- 0,35 %; 0 to 20 mA, +/-20 mA, 4 to 20 mA

• Impedance, relative to input area

+/- 1 %

+/- 1,25 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)

+/- 0,5 %

• Resistance-type thermometer, relative to input area

+/- 0,5 %

Basic error limit (operational limit at 25 °C)

• Voltage, relative to input area
  

+/- 0,25 %; 0.5% at 1 to 5 V; 0.25% at +/-1 V, +/-10 V

+/- 0,6 %; 0.6% at +/-1 V; 0.75% at +/-10 V, 1 to 5 V

+/- 0,7 %; 0.7% at +/-1 V; 0.4% at +/-10 V; 0.5% at 1 to 5 V

+/- 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);

• Current, relative to input area

+/- 0,25 %; at +/-20 mA, 4 to 20 mA

+/- 0,7 %; at +/- 20 mA, 4...20 mA

+/- 0,7 %; at +/- 20 mA, 4...20 mA

+/- 0,15 %; 0 to 20 mA, +/- 20 mA, 4 to 20 mA

• Impedance, relative to input area

+/- 0,7 %; 0 to 600 ohms

+/- 0,8 %; 0 to 500 ohms (4-conductor measurement, in range of 600 ohms)

+/- 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)

• Resistance-type thermometer, relative to input area

+/- 0,3 %

Isolation

Isolation checked with 

500 V DC between bus and local ground

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

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

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

Isolation

Isolation, analog inputs

• Isolation, analog inputs

No

Yes; internal/external

Yes; internal/external

Yes; internal/external

• between the channels

No

No

No

No

Permissible potential difference

between the inputs (UCM)

2 V DC / 2 Vpp AC

8 V AC

30 V AC

120 V AC

Dimensions

Width

25 mm

25 mm

25 mm

25 mm

Height

290 mm

290 mm

290 mm

290 mm

Depth

210 mm

210 mm

210 mm

210 mm

Dimensions

Required slots

1

1

1

1

Weights

Weight, approx.

500 g

500 g

500 g

500 g