Mounting
Leuze electronic
MLC 520 EX
28
6.2.2 Definition of directions of movement
The following terms for alignment movements of the safety sensor around one of its axes are used:
a
Sliding: movement along the longitudinal axis
b
Turning: movement around the longitudinal axis
c
Tilting: lateral turning movement diagonal to the front screen
c
Pitching: lateral turning movement in the direction of the front screen
Figure 6.6: Directions of movement during alignment of the safety sensor
6.2.3 Fastening via BT-NC60 sliding blocks
By default, transmitter and receiver are delivered with 2 BT-NC60 sliding blocks each in the side slot. This
makes fastening the safety sensor to the machine or system to be safeguarded easy via four M6 screws.
Sliding in the direction of slot to set the height is possible, but turning, tilting and pitching is not.
Has bypassing the protective field by crawling under, reaching over, or jumping over
been prevented or has corresponding additional distance C
RO
in accordance with
EN ISO 13855 been observed?
Is stepping behind the protective device prevented or is mechanical protection available?
Do the transmitter and receiver connections point in the same direction?
Can the transmitter and receiver be fastened in such a way that they cannot be moved
and turned?
Is the safety sensor accessible for testing and replacing?
Is it impossible to actuate the reset button from within the danger zone?
Can the entire danger zone be seen from the installation site of the reset button?
Can reflection caused by the installation site be ruled out?
Check:
Yes
No
If you answer one of the items on the check list (see table 6.3) with
no
, the mounting location
must be changed.
a)
b)
c)
d)
