Nominal input voltage UIN
Nominal input current at UIN
Test voltage: Modbus interface 1 / communications power (UBK, UL, UANA)
Note on dimensions
Specfications with connectors
Test voltage: Modbus interface 1 / I/O (UM, US)
Test voltage: Modbus interface 2 / communications power (UBK, UL, UANA)
CCCex note
Use in potentially explosive areas is not permitted in China.
Test voltage: Modbus interface 2 / I/O (UM, US)
Test voltage: Communications power (UBK, UL, UANA) / I/O (UM, US)
Test voltage: Communications power (UBK, UL, UANA) / functional ground
Connection method
D-SUB-9 female connector
Inline connector
Inline data jumper
Spring-cage connection
Test voltage: I/O (UM, US) / functional ground
Note on the connection method
Electrically isolated supply, shielding directly connected to functional ground
Transmission speed
1.2 kBit/s ... 115.2 kBit/s (can be parameterized)
500 kbps / 2 Mbps (automatic detection, no combined system)
Number of supported devices
Number of local bus devices that can be connected
max. 61 (The on-board I/Os are two devices)
Number of devices with parameter channel
Input voltage range "0" signal
Input voltage range "1" signal
Nominal input voltage UIN
Nominal input current at UIN
Typical input current per channel
Delay at signal change from 0 to 1
Delay at signal change from 1 to 0
Protective circuit
Short-circuit and overload protection; Freewheeling circuit in the output driver
Output voltage
24 V DC -1 V (At nominal current)
Max. current carrying capacity per output
Maximum output current per module
Output current when switched off
max. 10 µA (When not loaded, a voltage can be measured even at an output that is not set.)