Technical data
  Mechanical Setup • 25 
    Plugging and Removal of the Components 
WAGO-I/O-SYSTEM 750   
BACnet/IP Controller 
2.6.5  Plugging and Removal of the Components 
Warning 
Before work is done on the components, the voltage supply must be turned off. 
In order to safeguard the coupler/controller from jamming, it should be fixed 
onto the carrier rail with the locking disc To do so, push on the upper groove 
of the locking disc using a screwdriver. 
To pull out the field bus coupler/controller, release the locking disc by press-
ing on the bottom groove with a screwdriver and then pulling the orange col-
ored unlocking lug . 
Fig. 2-5: Coupler/Controller and unlocking lug  g01xx12e 
It is also possible to release an individual I/O module from the unit by pulling 
an unlocking lug. 
Fig. 2-6: removing bus terminal  p0xxx01x 
Danger 
Ensure that an interruption of the PE will not result in a condition which 
could endanger a person or equipment! 
For planning the ring feeding of the ground wire, please see chapter 2.6.3. 










