Note
The Ethernet interfaces have what is called autocrossing functionality, i.e. when required,
transmit and receive lines are switched over.
Position of the Ethernet interfaces
①
X120 P1 (PN/IE-OP)
X130 P1 (PN/IE-NET)
②
X127 P1 (PN/IE), on the lower side of the NCU
Figure 8-4
Ethernet ports
Cable specification
Table 8-10
Cable specification for X120, X130, and X127
Characteristic
Version
Connector type
RJ45 socket
Cable type
Industrial Ethernet cable (as of CAT5)
Max. data transmission rate:
10/100/1000 Mbit/s
Max. cable length
100 m
Connecting
8.7 Use of Ethernet interfaces
NCU 1740
70
Equipment Manual, 10/2021, A5E51087503B AA