Number of channels per module

4

Distribution of channels into groups

1 group with 4 channels

Connection if channels AI0+ ... AI3+

Terminals 2.0 ... 2.3

Reference potential for AI0+ ... AI3+

Terminal 2.4 (AI-) for voltage and RTD measurement

Terminal 2.9, 3.9 and 4.9 for current measurement

Input type

Unipolar

Voltage 0 V ... 10 V, current or Pt100/Pt1000/Ni1000

Bipolar

Voltage -10 V ... +10 V

Galvanic isolation

Against PROFIBUS

Configurability

0 V ... 10 V, -10 V ... +10 V, 0/4 mA ... 20 mA, Pt100/1000, Ni1000 (each input can be configured individually)

Channel input resistance

Voltage: > 100 kW

Current: ca. 330 W

Time constant of the input filter

Voltage: 100 µs

Current: 100 µs

Indication of the input signals

1 LED per channel (brightness depends on the value of the analog signal)

Conversion cycle

1 ms (for 4 inputs + 2 outputs); with RTDs Pt/Ni... 1 s

Resolution

Range 0 V ... 10 V: 12 bits

Range -10 V ... +10 V: 12 bits including sign

Range 0 mA ... 20 mA: 12 bits

Range 4 mA ... 20 mA: 12 bits

Range RTD (Pt100, PT1000, Ni1000): +0.1 °C

Conversion error of the analog values caused by non-linearity, adjustment error at factory and resolution within the normal range

Typ. 0.5 %, max. 1 %

Relationship between input signal and hex code

⮫ “Measuring ranges”

Unused inputs

Are configured as "unused" (default value)

Overvoltage protection

Yes