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Description of the device
4.2 Device views
4.2
Device views
4.2.1
SCALANCE XRH334/XRM334 with 8 SFP/SFP+ slots
4.2.1.1
24 V AC/DC device version
The following figure shows an overview of the components of a 24 V AC/DC device version of the
SCALANCE XRM334 with 8 SFP/SFP+ slots. The SCALANCE XRH334 device is identical in design
except that it has conformal-coated PCBs.
①
Electrical ports with 10/100/1000 Mbps
②
Slots for SFP/SFP+ plug-in transceiver with 1/10 Gbps
③
Electrical ports with 1/2.5/5/10 Gbps
④
Mounting brackets for 19" rack installation
⑤
Grounding bolt for connecting the protective grounding, on the back of the device
⑥
24 V AC/DC power supply
⑦
Signaling contact
⑧
USB console interface (2.0 port, Type B, serial via USB)
⑨
CLP slot with an inserted CLP
⑩
"SELECT/SET" button
⑪
LED display
•
Port LEDs
•
LED "A" for the alarm display
•
"L1/L2" LED for the power supply
•
"RM" LED no function
•
"CM" LED no function
•
"DM1/DM2" LED for the display mode
Figure 4-1
SCALANCE XRM334 24 V AC/DC with 8 SFP/SFP+ slots, front and back
24
SCALANCE XRH-300/XRM-300
Equipment Manual, 10/2022, C79000-G8976-C546-01
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