General Notes On Connecting The Bus Coupler - Aventics PROFINET-IO Mode D'emploi

BUS
X71
1 1 2 2
3 3
4 4
BUS
X72
1 2
4 3
AVENTICS | PROFINET-IO | R412015162–BDL–001–AE
5.3.1

General notes on connecting the bus coupler

Use pre-assembled plug connections to connect
the modules.
O
Observe the pin assignment in Table 79 if you do not use
pre-assembled plug connections and cables.
Table 5: Pin assignments X71 (BUS), 4-pin, D-coded
Pin Signal
1 TD+
2 RD+
3 TD-
4 RD-
Housing Shield
Table 6: Pin assignments X72 (BUS), 4-pin, D-coded
Pin Signal
1 TD+
2 RD+
3 TD-
4 RD-
Housing Shield
The connection technology and plug assignment comply
with the PROFINET-IO specifications.
Assembly
Meaning
Transmit/(receive)
Receive/(transmit)
Transmit/(receive)
Receive/(transmit)
Shield, protective grounding
Meaning
Transmit/(receive)
Receive/(transmit)
Transmit/(receive)
Receive/(transmit)
Shield, protective grounding
79