Siemens SCALANCE XR-500 Operating Instructions Manual page 72

Connecting up
6.4 Power supply 100 to 240 VAC / 110 to 250 VDC
DC terminal block
When shipped, the connection for the 2-pin DC terminal block
block ships with the device. Protective grounding is provided by the grounding bolt
You can recognize the type of power supply from the labeling on the device and the labeling
of the terminal block for the power supply of the switch.
Position
①
②
③
④
Figure 6-4
Contact
L+
M
Using the DC terminal block
Figure 6-5
72
DC terminal block
Sliding cover
Screw for protection of the DC connection
Grounding bolt
Position of the DC terminal blocks using a redundant 100 to 240 V AC / 110 to 250 V DC
device version as an example
Sliding cover - DC terminal block available
①
is covered. The DC terminal
Assignment
110 to 250 V DC
Ground
Operating Instructions, 07/2023, C79000-G8976-C692-01
④
.
SCALANCE XR-500