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4-35
System Manual
C79000-G8576-C199-06
!
Caution
If you have set the voltage selector switch to 120 V, but the actual voltage
value is 230 V, the power supply unit may be damaged when line voltage is
switched on.
When you have made all the settings, switch the power supply unit on as
follows:
Step
Action
Result
1
Switch the power supply unit
on with the Power switch.
2
Switch the system voltage on.
If the required basic load (see Section
4.4.6, Technical Specifications) is in
circuit, the power supply unit will start.
The green LEDs
“5V o.k.”
“15V o.k.”
“24V o.k.” light up.
The fans run.
After a maximum of 6 minutes, the rechargeable battery has been charged
sufficiently for you to be able to start up the central controller or the
expansion unit.
The charge time for the rechargeable battery can be up to 46 hours,
depending on how low the battery was. Note that during this time, backup
using the rechargeable battery is restricted.
Once the rechargeable battery is fully charged, the following load-dependent
backup times apply:
I
backup
mA
0.25
1
2
3
4
5
Backup time in weeks
18.8
6.3
3.4
2.3
1.7
1.4
Switching on the
Power Supply Unit
for the First Time
How to Switch On
the Power Supply
Unit
Central Controllers and Expansion Units Power Supply Units
Содержание S5-135U
Страница 10: ...x SystemManual C79000 G8576 C199 06 Contents ...
Страница 18: ...1 8 SystemManual C79000 G8576 C199 06 Notes on Using this Manual and on the CE Symbol ...
Страница 26: ...2 8 SystemManual C79000 G8576 C199 06 Centralized and Distributed Configuration of a Programmable Controller ...
Страница 66: ...3 40 SystemManual C79000 G8576 C199 06 Installation Guidelines ...
Страница 496: ...9 114 SystemManual C79000 G8576 C199 06 Analog Input Output Modules ...
Страница 536: ...11 24 SystemManual C79000 G8576 C199 06 Connector Assignments ...
Страница 558: ...Index 8 SystemManual C79000 G8576 C199 06 Index ...