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7
Maintenance and cleaning .................................................................................................................. 75
8
Troubleshooting................................................................................................................................... 77
8.1
Resetting the device to default settings with the button (in the startup phase).................... 77
8.2
Resetting the device to default settings with the button (during operation)......................... 78
8.3
Load a firmware file via TFTP............................................................................................... 79
9
Technical specifications ....................................................................................................................... 81
9.1
SCALANCE XRH334/XRM334 with 8 SFP/SFP+ slots ............................................................. 81
9.1.1
24 V AC/DC device version.................................................................................................. 81
9.1.2
100 to 240 VAC / 110 to 250 VDC device version ................................................................ 84
9.2
SCALANCE XRM334 with 12 SFP/SFP+ slots ........................................................................ 87
9.2.1
24 V AC/DC device version.................................................................................................. 87
9.2.2
100 to 240 VAC / 110 to 250 VDC device version ................................................................ 90
9.3
Mechanical stability (in operation) ..................................................................................... 93
9.4
Cable lengths..................................................................................................................... 94
9.5
Switching properties .......................................................................................................... 94
10
Dimension drawings ............................................................................................................................ 97
10.1
Dimension drawings SCALANCE XRM-300 .......................................................................... 97
10.2
Mounting brackets for use on ships .................................................................................... 98
11
Approvals ........................................................................................................................................... 101
Index .................................................................................................................................................. 109
SCALANCE XRH-300/XRM-300
Equipment Manual, 10/2022, C79000-G8976-C546-01
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