Operating instructions

Functions
5.11 Operation in fieldbus systems
CU240S and CU240E Control Units, FW 3.2
172 Operating Instructions, 03/2009, A5E02440075B AA
5.11.3.3 Integrating a frequency inverter in PROFINET
Assignment of the RJ45 connector to integrate an inverter into PROFINET
The CU240S PN and CU240S PN-F Control Units are equipped with an Ethernet switch for
two connections in the form of RJ45 sockets. Connections with optical networks are
established via switches, which are equipped with an electrical and optical port. The inverter
is then connected to an electrical port.
Table 5- 77 Contact assignment of the RJ45 sockets
Contact Designation Significance Wire color
1 TX+ Transmit data + Yellow
2 TX Transmit data - Orange
3 RX+ Receive data + White
4 -
5 -


6 RX - Receive data - Blue
For product information about assembling the SIMATIC NET Industrial Ethernet FastConnect
RF45 plug 180, see "Assembly Instructions for SIMATIC NET Industrial Ethernet
FastConnect RJ45 Plug". The document is available for download in the Internet
(http://support.automation.siemens.com/WW/view/en/23175326/130000
):
Recommended PROFINET connectors
We recommend the following connector for the PROFINET cable:
6GK1901-1BB10-2Ax0
Additional information on PROFINET
You can find information on PROFINET in the Internet
(http://support.automation.siemens.com/WW/view/en/19292127
):
352),1(7
352),1(7