Beckhoff C9900-U330, Manual

Page: 14 / 26

Commissioning
C9900-U330 14 Version: 3.0
If the supply voltage fails, the PC draws the voltage from the charged battery pack, which saves the data and
allows the PC to shut down properly.
The intended wiring of the battery pack can be found in the following wiring diagrams suitable for your
device.
1 2
G
N
D
+
2
4
V
PTC
24 V/3,4 Ah
30 V/9 A
C9900-U330 battery pack
3 4
5
1 2 3 4 5 6 7 8
Battery
24 V
Power
24 V DC
+
U
P
S
+ +
P
C
_
O
N
P
o
w
e
r
s
ta
tu
s
- -
Industrial PC power connector
L max = 10 m
1,5 mm / AWG14
2
0 V 24 V DC
-
+
UPS Output
X1
X2
Power status
X1 X2
ext. switch
N0 N0
Fig. 8: C9900-U330_wiring diagram-8-pin