24
Bosch Rexroth AG
NK350 / NK350S | 3 609 929 B69/2008-11
XDAc2 interface (male)
This interface is intended for connecting an
NKLx network cable in order to integrate
further participants.
Fig. 3: 9-pin Sub-D plug
Table 3
Pin Signal Description/
function
Voltage/
current/
standard
1
GNDiso Bus reference
potential, isolated to
PE
0 V,
potential-
free
2
-
-
-
3
AC2+
Data bus, positive
differential cable
RS485,
differential
4
AC1+
Control bus, positive
differential cable
RS485,
differential
5
GNDiso Bus reference
potential, isolated to
PE
0 V,
potential-
free
6
-
-
-
7
VEEiso
Supply bus, isolated
to PE
10 V-25 V,
potential-
free
8
AC2–
Data bus, negative
differential cable
RS485,
differential
9
AC1–
Control bus, negative
differential cable
RS485,
differential
1
5
9
6
