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Installing and connecting the device
3.3 Connecting the device
SIMATIC IPC1047
38
Operating Instructions, 09/2018, A5E45118479-AA
3.3.3.2
Connecting a redundant power supply
Requirement
●
2 power cables
Procedure
Read the section "ESD guideline (Page 103)".
Removal
1. Connect the power plug
①
. The LED
②
lights up.
2. As soon as you connect the power plug, a
warning signal sounds because only one
power supply module is in operation. The
LED
④
flashes red.
Press the acknowledgment key
④
. The
warning signal stops.
3. Connect the power plug
③
.
The LEDs
②
and
④
light green.
Note
If only one power supply module is switched on or connected, or a module is defective, a
warning signal is emitted. The warning signal stops when the acknowledgment key is
pressed.