Installing the housing locking clips

The interlocking of the modules is usually strong enough. However, the controller and its modules may be exposed to shocks, vibrations or impacts. The modules can be securely connected to each other using locking clips.

Proceed as follows:

1. Slide the locking clips between the cooling fins as shown in the illustration until the locking clips are flush with the housing.
Installing the housing locking clips 1:
2. The locking clips are inserted on the top and bottom.
Installing the housing locking clips 2:
Once all extension modules are locked, the whole assembly can be installed on the DIN rail. To remove, the locking clips are lifted with a screwdriver and pulled out of the housing.