
SCALANCE X-400
Compact Operating Instructions, 10/2013, A5E01020054-06 3
1 Introduction............................................................................................................................................. 5
2 Safety instructions................................................................................................................................... 7
2.1 Important notes on using the device ..............................................................................................7
3 Description............................................................................................................................................ 11
3.1 SCALANCE X414-3E basic device - overview ............................................................................11
3.2 SCALANCE X408-2 basic device - overview...............................................................................14
3.3 Unpacking and checking..............................................................................................................17
4 Installation ............................................................................................................................................ 19
4.1 Safety notices for installation .......................................................................................................19
4.2 Installing / uninstalling the SCALANCE X-400.............................................................................20
4.2.1 Installing / uninstalling with an S7-300 standard rail....................................................................21
4.2.2 Installing / uninstalling with a 35 mm DIN rail ..............................................................................23
4.3 Fitting / removing a cover and dummy cover...............................................................................26
4.3.1 Fitting / removing a cover/dummy cover......................................................................................26
5 Connecting up....................................................................................................................................... 29
5.1 Connectors...................................................................................................................................29
5.1.1 Connectors of the power supply (X1) of the SCALANCE X-400 .................................................29
5.1.2 Connectors of the signaling contact and grounding strap (X2) of the SCALANCE X-400 ..........31
5.1.3 Connectors of the digital inputs of the SCALANCE X414-3E......................................................32
6 Certifications and approvals .................................................................................................................. 35
6.1 Approvals, Certificates .................................................................................................................35
7 Technical specifications ........................................................................................................................ 41
7.1 SCALANCE X414-3E and X408-2 - technical specifications.......................................................41
8 Dimension drawings.............................................................................................................................. 45
8.1 Dimension drawing - SCALANCE X414-3E.................................................................................45
8.2 Dimension drawing - SCALANCE X408-2 ...................................................................................47
Index..................................................................................................................................................... 51