4 Product description
Maschinenfabrik Reinhausen GmbH 2019 335163667/06 EN ETOS
®
IM
4.4.5 Digital inputs and outputs
The DIO 28-15 and DIO 42-20 (HL) assemblies provide a different number
of digital inputs and outputs depending on the version:
▪ DIO 28-15: 28 inputs, 15 outputs (6 N/O contacts, 9 change-over con-
tacts)
▪ DIO 42-20 (HL): 42 inputs, 20 outputs (8 N/O contacts, 12 change-over
contacts)
Figure11: DIO 42-20 assembly
4.4.6 Analog inputs and outputs
The AIO 2 and AIO 4 assemblies provide analog inputs and outputs:
▪ AIO 2: 2 channels
▪ AIO 4: 4 channels
In accordance with the device configuration, the AIO assembly supports one
of the following signal types:
Input Output
Voltage Current Voltage Current
0...10 V 0...20 mA
4...20 mA
0...10 V 0...20 mA
4...20 mA
Resistance measurement (such as PT100, resistor contact series)
Table7: Signal types supported by the AIO assembly