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4.2.1.2
100 to 240 VAC / 110 to 250 VDC device version
The following figure shows an overview of the components of a 100 to 240 VAC / 110 to 250 VDC
device version of the SCALANCE XRM334 with 8 SFP/SFP+ slots.
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
Connection to the 100 to 240 VAC power supply
Single or redundant design depending on the device version. The figure shows the device with a redundant connec‐
tion.
⑥
Connection to the 110 to 250 VDC power supply (hidden behind a screw-retained cover)
Single or redundant design depending on the device version. The figure shows the device with a redundant connec‐
tion.
⑦
Grounding bolt for connection of protective grounding
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 4-2
SCALANCE XRM334 100 to 240 VAC / 110 to 250 VDC with 8 SFP/SFP+ slots, front and back
SCALANCE XRH-300/XRM-300
Equipment Manual, 10/2022, C79000-G8976-C546-01
Description of the device
4.2 Device views
25
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