4.2.2 SCALANCE XRM334 with 12 SFP/SFP+ slots
4.2.2.1 24 V AC/DC device version
The following gure shows an overview of the components of a 24 V AC/DC device version of the
SCALANCE XRM334 with 12 SFP/SFP+ slots.
① Electrical ports with 10/100/1000 Mbps
② Slots for SFP plug-in transceiver with 100/1000 Mbps
③ Slots for SFP/SFP+ plug-in transceiver with 1/10 Gbps
④ Electrical ports with 1/2.5/5/10 Gbps
⑤ Mounting brackets for 19" rack installation
⑥ Grounding bolt for connecting the protective grounding, on the back of the device
⑦ 24 V AC/DC power supply, redundant
⑧ Signaling contact
⑨ USB console interface (2.0 port, Type B, serial via USB)
⑩ CLP slot with an inserted CLP
⑪ "SELECT/SET" button
⑫ 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 4-3 SCALANCE XRM334 24 V AC/DC with 12 SFP/SFP+ slots, front and back
Description of the device
4.2 Device views
SCALANCE XRH-300/XRM-300
26 Equipment Manual, 10/2022, C79000-G8976-C546-01
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