Installation
5.2 Installing a switch
SCALANCE X-300
112
Operating Instructions, 05/2016, A5E01113043-20
NOTICE
Four-point mounting
If mechanical load is high, the device should be secured at four points. You will find more
detailed information in the section "Mechanical stability in operation".
Normal orientation
Normal orientation of the device
•
The LED display is on the left of the front panel of the hous-
ing.
•
To the right of the LED display, the SCALANCE XR-300 has
connectors for the signaling contacts and the power supply.
Note that the SCALANCE XR-300 is available for different
power supplies (100 to 240 VAC and 24 VDC variants).
•
The Ethernet ports or the slots for the modules are also on
the front of the housing. Slots for the modules are fitted with
dummy covers.
•
The C-PLUG is on the right behind a protective panel se-
cured with screws.
(For more detailed information, refer to the section on the C-
PLUG in the X-300 operating instructions.)
•
The ventilation grilles are on the top, bottom and sides of the
housing.
•
On the back of the housing, you will find the diagnostics port
of the device. (For more details, refer to Diagnostics port
XR-300.) On the SCALANCE X-300M EEC, you will also
find the connectors for the signaling contacts and power
supply here.