Table 8-12
Assignment of PROFINET interface X160 in the 10/100 MBit/s mode
Connector
Pin
Name
Type
Remark
/('
/('
1
DA+
B
Bidirectional pair A+
2
DA-
Bidirectional pair A-
3
DB+
Bidirectional pair B+
4
DC+
Bidirectional pair C+
5
DC-
Bidirectional pair C-
6
DB-
Bidirectional pair B-
7
DD+
Bidirectional pair D+
8
DD-
Bidirectional pair D-
Shield
-
-
On connector housing
-
LED green
(Link)
-
Lit: 10 or 100 Mbit/s
Off: No or faulty connection
-
LED orange
(Activity)
-
Flashes: Data exchange
Off: No data exchange
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
PROFINET interface
Connecting
8.8 PROFINET
NCU 1740
72
Equipment Manual, 10/2021, A5E51087503B AA