
Table of contents
1 Introduction ........................................................................................................................................... 5
1.1 Security information ............................................................................................................ 6
2 Safety notices ........................................................................................................................................ 9
3 Description of the device..................................................................................................................... 11
3.1 Product overview ............................................................................................................... 11
3.2 Device views...................................................................................................................... 13
3.2.1 Device view of a SCALANCE XC106-2 (SC) .......................................................................... 13
3.2.2 Device view of a SCALANCE XC106-2 (ST/BFOC) ................................................................. 14
3.2.3 Device view of a SCALANCE XC108..................................................................................... 15
3.2.4 Device view of a SCALANCE XC116..................................................................................... 16
3.2.5 Device view of a SCALANCE XC124..................................................................................... 17
3.3 LED display ........................................................................................................................ 18
3.4 SET button......................................................................................................................... 19
4 Installation and disassembly ............................................................................................................... 21
4.1 Safety notices for installation ............................................................................................. 21
4.2 Types of installation ........................................................................................................... 24
4.3 Mounting on DIN rails ........................................................................................................ 24
4.4 Installation on a standard S7-300 rail ................................................................................. 25
4.5 Installation on a standard S7-1500 rail ............................................................................... 27
4.6 Wall mounting................................................................................................................... 28
4.7 Changing the position of the securing bar .......................................................................... 29
4.8 Disassembly....................................................................................................................... 30
5 Connecting up ..................................................................................................................................... 31
5.1 Safety when connecting up................................................................................................ 31
5.2 Wiring rules ....................................................................................................................... 34
5.3 Power supply ..................................................................................................................... 35
5.4 Signaling contact ............................................................................................................... 36
5.5 Functional ground ............................................................................................................. 37
6 Maintenance and troubleshooting...................................................................................................... 39
7 Technical specications ....................................................................................................................... 41
7.1 Technical specications of the SCALANCE XC106-2 (SC)...................................................... 41
7.2 Technical specications of the SCALANCE XC106-2 (ST/BFOC)............................................. 43
7.3 Technical specications of the SCALANCE XC108................................................................ 45
SCALANCE XC-100
Operating Instructions, 06/2022, C79000-G8976-C415-06 3