Profibus Dp; Application - Siemens SINUMERIK ONE NCU 1740 Equipment Manual

Cable specification
For PROFINET, you always require a data transmission rate of 100 Mbit/s (Fast Ethernet) in full
duplex mode. For data transfer purposes, you can use twisted-pair copper cables (4-wire,
100Base-T).
Table 8-13
Characteristic
Connector type
Cable type
Max. cable length
8.9

PROFIBUS DP

8.9.1

Application

Connectable devices
The following devices can be connected to the PROFIBUS DP interfaces:
• Distributed I/O
• Drive units with PROFIBUS DP interface (standard slaves)
• S7 controls with PROFIBUS DP interface
• PG/PC
Properties
• Isolated RS 485 interface
• Max. data rate 12 Mbits/s
• Supports master/slave operation
• PROFIBUS address is set via configuration
X126 pin assignment
Pin
1
2
3
4
5
NCU 1740
Equipment Manual, 10/2021, A5E51087503B AA
Cable specification for X150 ports 1, 2
Signal name Signal type Meaning
- -
M VO
1RS_DP B
1RTS_DP O
M5EXT VO
Version
RJ45 socket
Industrial Ethernet cable (as of CAT5)
100 m
Reserved, do not use
Ground to P24_SERV
RS-485 differential signal
Request to send
Ground to P5EXT
Connecting
8.9 PROFIBUS DP
73