Siemens SINUMERIK 810D Commissioning Manual page 46

Configuring the system
2.4 PCU with SITOP UPS module
"Fixed buffer time" mode
In this mode, the UPS module always buffers for the pre-selected, fixed period of time. It is
not possible to synchronize the UPS module with the operating system shutdown.
Required settings on the UPS module
2-22
On - Off
1 +2V
2 +1V
3 +0.5V
4 +1V
5 +1V
6 +0.5V
7 +0.2V
8 +0.2V
9 +0.1V
10 0.35A / 0.7A
On - Off
1
2 +320 s
3 +160 s
4 +80s
5 +40 s
6 +20 s
7 +10 s
8
9
Legend:
Cut-in threshold
+22V fixed
∘
∘
End-of-charge voltage
+26.3 V fixed
Charging current
Set time/max. time
∘
∘
Buffer time
+5 s fixed
Disconnection
Accumulator operating state on/off
Delivery condition setting
Setting for operation on the PCU 50
Commissioning Manual, 10/2006, 6FC5397-0DP10-0BA0
PCU Basesoftware (IM6)