Mounting And Demounting - Terminals With Traction Lever Unlocking - Beckhoff KM2604 Documentation

3.3 Mounting and demounting - terminals with traction
lever unlocking
The terminal modules are fastened to the assembly surface with the aid of a 35 mm mounting rail (e.g.
mounting rail TH 35-15).
Fixing of mounting rails
The locking mechanism of the terminals and couplers extends to the profile of the mounting
rail. At the installation, the locking mechanism of the components must not come into con-
Note
flict with the fixing bolts of the mounting rail. To mount the recommended mounting rails un-
der the terminals and couplers, you should use flat mounting connections (e.g. countersunk
screws or blind rivets).
Risk of electric shock and damage of device!
Bring the bus terminal system into a safe, powered down state before starting installation,
disassembly or wiring of the Bus Terminals!
WARNING
Mounting
• Fit the mounting rail to the planned assembly location.
and press (1) the terminal module against the mounting rail until it latches in place on the mounting
rail (2).
• Attach the cables.
Demounting
• Remove all the cables. Thanks to the KM/EM connector, it is not necessary to remove all the cables
separately for this, but for each KM/EM connector simply undo 2 screws so that you can pull them off
(fixed wiring)!
• Lever the unlatching hook on the left-hand side of the terminal module upwards with a screwdriver (3).
As you do this
◦ an internal mechanism pulls the two latching lugs (3a) from the top hat rail back into the
terminal module,
◦ the unlatching hook moves forwards (3b) and engages
KM2604 and KM2614 Version: 2.1.0
Mounting and wiring
15