Siemens SINUMERIK ONE NCU 1750 Equipment Manual page 74

Connecting
8.8 PROFINET
Table 8-12
B = Bidirectional
Note
The PROFINET interface has what is known as autocrossing functionality, i.e. when required,
transmit and receive lines are switched over. Thus, no crossover cables are necessary.
Position of the PROFINET interface
Figure 8-5
74
Assignment of PROFINET interface X160 in the 10/100 MBit/s mode
Connector Pin
1
2
3
4
5
6
7
8
Shield
-
-
PROFINET interface
Name Type
DA+ B
DA-
DB+
DC+
DC-
DB-
DD+
DD-
- -
LED green -
(Link)
LED orange -
(Activity)
Equipment Manual, 01/2022, A5E45627807B AE
Remark
Bidirectional pair A+
Bidirectional pair A-
Bidirectional pair B+
Bidirectional pair C+
Bidirectional pair C-
Bidirectional pair B-
Bidirectional pair D+
Bidirectional pair D-
On connector housing
Lights up orange: 1000 Mbit/s
Off: No or faulty connection
Flashes: Data exchange
Off: No data exchange
NCU 1750