Description
2.2 Structure of PROFIBUS networks
PROFIBUS with STEP 7 V13
Function Manual, 12/2014, A5E03775446-AC
35
Examples for topology
2.2.4.1
Topology with RS485 repeater
Configuration options with the RS485 repeater
You can operate the RS485 repeater in the following configurations:
Figure 2-7 Segment 1 and segment 2 connected to RS485 repeater
Figure 2-8 Segment 1 and segment 2 looped-through to RS485 repeater
Figure 2-9 Segment 1 connected to RS485 repeater and segment 2 looped-through to RS485
repeater
①
Connect terminating resistor
Do not connect terminating resistor
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