Installing Expansion Modules - Siemens SIMATIC ET 200X Manual

Note
5. Use M5 x 20 cross-recess screws to screw the expansion module to the DIN
rail at the two or three fixing points.
Tightening torque: 2 Nm (max. 3 Nm)
6. Plug the next expansion module into the interface of the previous expansion
module and fasten the module using two or three M3.5 x 25 screws.
7. Use M5 x 20 cross-recess screws to screw the expansion module to the DIN
rail at the two or three fixing points.
Tightening torque: 2 Nm (max. 3 Nm)
8. Repeat steps 6 and 7 until the ET 200X is completely installed on the DIN rail.
9. Fix the cover panel for the expansion port onto the last expansion module of the
ET200X.
Figure 3-4
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
S If both frequency converters and motor starters are to be fitted in
an ET 200X, you must always fit the frequency converters to
the right of the motor starters (because the connector pin
assignment of the motor starters is different from the assignment
on the DESINA).
S SITOP power 24V/10A must always be fitted in the extreme right
position in the ET 200X and the lid fitted to seal the expansion
interface.
2

Installing expansion modules

Installation
9
4
3-7