Configurable

By software

Reference potential

Terminals ┴

Contact voltage

Max. DC 24 V (SELV)

Over voltage protection

Up to 40 V

Analog inputs (X1…X8)

Ni1000

Sensor current

1.4 mA

Resolution

0.1 K

Accuracy within the range -50…150 °C

0.5 K

Pt1000

Sensor current

1.8 mA

Resolution

0.1 K

Accuracy within the range -40…120 °C

0.5 K

NTC 10k (B25/85 = 3977K)

Sensor current

140 μA

Temperature range

Accuracy

Resolution

-50…-26 °C

1 K

0.2 K

-25…74 °C

0.5 K

0.1 K

75…99 °C

1 K

0.3 K

100…124 °C

3 K

1.0 K

125…150 °C

6 K

2.5 K

NTC 100k (B25/85 = 3977K)

Sensor current

140 μA

Temperature range

Accuracy

Resolution

-25…-11 °C

3 K

0.2 K

-10…9 °C

1 K

0.1 K

10…99 °C

0.5 K

0.1 K

100...150 °C

1 K

0.2 K

0...2,500 Ω

Sensor current

1.8 mA

Resolution

1 Ω

Accuracy

4 Ω

Connecting a ratiometric sensor to universal I/Os

Connecting NTC to universal I/Os

Analog inputs (X1…X8)

DC 0...10 V input

Resolution

1 mV

Accuracy at 0 V

2 mV

Accuracy at 5 V

25 mV

Accuracy at 10 V

50 mV

Input resistance

100 kΩ

DC 0/4…20 mA input

Resolution

1 μA

Accuracy at 4 mA

25 μA

Accuracy at 12 mA

70 μA

Accuracy at 20 mA

120 μA

Impedance of DC 0/4…20 mA input

Typ. 450 Ω

Voltage input DC 0…10 V

Current input 4…20 mA

Digital inputs (X1…X8)

0/1 digital signal (binary)

For potential-free contacts

Sampling voltage / current

DC 24 V / 8 mA

Contact resistance

Max. 200 Ω (closed)

Min. 50 kΩ (open)

Delay

10 ms

Pulse frequency

Max. 30 Hz

Connecting floating contacts to universal I/O

Analog outputs (X1…X8)

DC 0…10 V output

Resolution

11 mV

Accuracy at 0 V

66 mV

Accuracy at 5 V

95 mV

Accuracy at 10 V

124 mV

Output current

1 mA (short-circuit-proof)

DC 4…20 mA output

Resolution

22 μA

Accuracy at 4 mA

150 μA

Accuracy at 12 mA

196 μA

Accuracy at 20 mA

243 μA

Connecting voltage output and current output to universal I/O