BECKHOFF CU8890-0000 - Manual (Page 10)

Installation Instructions
Mounting / Unmounting
The CU8890 can be snapped onto a 35 mm mounting rail conforms to
EN 50022.
Mounting the WLAN-
Controller Just push the unit on the upper side under the rail (figure 1) and snap in
the lower side as shown below (figure 2):
Unmounting the WLAN-
Controller To release the CU8890 from the mounting rail pull down the locking clip
with a screwdriver (figure 1) and pull off the device from the rail (figure 2):
8 CU8890-0000