Siemens SINUMERIK 840D sl Manual page 153

*) Please use the Fast Connect connector as described in Chapter "PROFINET cables
(Page 60)".
Pin assignment
Table 9-76
NCU 7x0.3 PN, NCU 7x0.3B PN
Manual, 06/2014, 6FC5397-1EP40-5BA1
X1400 interface, ports 1 - 4
Pin Signal name
1 TX+
2 TX-
3 RX+
4 NC
5 NC
6 RX-
7 NC
8 NC
Signal type Meaning
Output Transmit data +
Output Transmit data -
Input Receive data +
Input Receive data -
Connectable components
9.5 CBE30-2
153