Siemens SINUMERIK ONE NCU 1750 - Profinet

8.8 PROFINET
Application
Via the PROFINET interface, you can establish PROFINET IO communications networks between
the PLC of the control and the 󹪝eld devices.
• X150 supports RT and IRT
• X160 supports RT
Properties
The PROFINET interfaces X150 and X160 are separate interfaces.
The PROFINET interface X150 is equipped with an integrated 2-port switch and a TCP/IP address
for the 2 ports.
Pin assignment
For diagnostic purposes, the RJ45 sockets are each equipped with a green and an orange LED.
This allows the following status information about the respective PROFINET port to be displayed:
Table 8-11 Assignment of PROFINET interfaces X150, ports 1, 2 in the 10/100 MBit/s mode
Connector Pin Name Type Remark
/('
/('

1 TxD+
O Transmit data
2 TxD-
3 RxD+ I Receive data
4/5 GND - (terminated internally with 75 Ω; not re‐
quired for data transmission)
6 RD- I Receive data
7/8 GND - (terminated internally with 75 Ω; not re‐
quired for data transmission)
Shield - - On connector housing
- LED green
(Link)
- Lit: 10 or 100 Mbit/s
O󹪜: No or faulty connection
- LED orange
(Activity)
- Flashes: Data exchange
O󹪜: No data exchange
Signal type: O = Output; I = Input
Connecting
8.8 PROFINET
NCU 1750
Equipment Manual, 01/2022, A5E45627807B AE 73