6 Connecting up ..................................................................................................................................... 53
6.1 Safety when connecting up................................................................................................ 53
6.2 Spring-loaded terminal....................................................................................................... 56
6.3 Power supply ..................................................................................................................... 57
6.4 Signaling contact ............................................................................................................... 59
6.5 Serial interface................................................................................................................... 61
6.6 Out-of-band interface ........................................................................................................ 63
6.7 Functional ground ............................................................................................................. 64
7 Upkeep and maintenance.................................................................................................................... 65
7.1 Downloading new rmware using TFTP without WBM and CLI............................................. 65
7.2 Restoring the factory settings............................................................................................. 66
8 Technical specications ....................................................................................................................... 67
8.1 Technical specications of the SCALANCE XM408-4C.......................................................... 67
8.2 Technical specications of the SCALANCE XM408-8C.......................................................... 69
8.3 Technical specications of the SCALANCE XM416-4C.......................................................... 71
8.4 Switching properties.......................................................................................................... 73
9 Dimension drawings............................................................................................................................ 75
9.1 SCALANCE XM-400 dimension drawings ............................................................................ 75
9.2 Extender dimension drawings ............................................................................................ 78
A Approvals............................................................................................................................................. 81
Index .................................................................................................................................................... 89
Table of contents
SCALANCE XM-400
4 Operating Instructions, 03/2021, C79000-G8976-C306-10