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Technical specifications
9.2 SCALANCE XRM334 with 12 SFP/SFP+ slots
Technical specifications
Conformal-coated PCBs
Design of the mounting bracket for four-point mounting
Dimensions (W x H x D)
Plate thickness
Bending radii
Surface of the housing
Mean time between failure (MTBF)
MTBF (EN/IEC 61709; 40 °C)
Wiring rules
1)
Note the wiring rules (Page 55).
Ambient temperature with SFP
2)
The maximum ambient temperature during operation depends on the operating elevation and
the installed plug-in transceivers, see also the section "SFP plug-in transceiver (Page 29)" in the
"Accessories" section.
Restriction when operating with plug-in transceivers of this type
3)
No more than two plug-in transceivers of this type may be used in each of the 4 x SFP as well as
8 x SFP+ slots.
Derating
4)
The derating values depend on the maximum ambient temperatures during operation up to
2000 m.
Degree of protection
5)
The IP20 degree of protection was not examined in the context of UL certification.
9.2.2
100 to 240 VAC / 110 to 250 VDC device version
The following technical specifications apply to the 100 to 240 V AC / 110 to 250 V DC device
version of the SCALANCE XRM334 with 12 SFP/SFP+ slots.
Technical specifications
Connection to Industrial Ethernet
Electrical connectors
Slots for plug-in transceivers (SFP) Quantity
90
No
43.6 x 43.6 x 18.3 mm (1 height unit)
1.5 mm
1.5 mm
Stainless steel X6CR17
> 13.2 years
Quantity
Connector
Transmission speed
Properties
Connector
Transmission speed
20
RJ45 jack
10 / 100 / 1000 Mbps
Half/full duplex, MDI‑X pinning
4
SFP plug-in transceiver
100 / 1000 Mbps
SCALANCE XRH-300/XRM-300
Equipment Manual, 10/2022, C79000-G8976-C546-01
2
RJ45 jack
1 / 2.5 / 5 / 10 Gbps
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