Spur Segments - Procentec ProfiHub A5 User Manual

ProfiHub A5/B5 User Manual
Testing
- If the Main-Channel recognizes valid PROFIBUS messages from 1 or more connected devices, the
RX-OK LED of this Channel should be blinking.

5.6 Spur Segments

Connect the spur segments to the connectors of Channel 1 to 5 ( ). The second method is to
Fig. 17
place a PROFIBUS standardized plug on the DB9 connector of the specific Channel.
Fig. 17 - PROFIBUS DP spur connectors
Pin layout of the screw terminals:
Pin "A": Green wire
Pin "B": Red wire
Pin "I" or "Ground": Cable shielding
Note: Connecting the cable shielding is not required when the ground clips are used.
Testing
- If the Main-Channel recognizes valid PROFIBUS messages from 1 or more connected devices, the
RX-OK LED should be blinking.
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Version 2.1.1 – June 2014
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