Alignment Display - Leuze electronic MLC 520 EX Series Original Operating Instructions

separated and the cause of the error must be eliminated. Before switching on again, the steps taken before
initial commissioning must be repeated (see chapter 9.1).
The 7-segment display switches to alignment mode when the device has not yet been aligned or when the
protective field has been interrupted (after 5 s). In this case, a fixed beam area from the protective field is
assigned to every segment.
3.3.2

Alignment display

Approximately 5 s after a protective-field interruption, the 7-segment display switches to alignment mode.
In this mode, one third of the total protective field (top, middle, bottom) is assigned to one of the three hori-
zontal segments and the state of this sub-protective field displayed as follows:
In this mode, one third of the total protective field (Host, Middle Guest, Guest) is assigned to one of the
three horizontal segments and the state of this sub-protective field displayed as follows:
Table 3.4:
Segment
Switched on
flashing
Switched off
When the protective field has been free for about 5 s, the device switches back to the display of the oper-
ating mode.
Leuze electronic
Meaning of the alignment display
Description
All beams in the beam area are free.
At least one, but not all beams in the beam area are free.
All beams in the beam area are interrupted.
MLC 520 EX
Device description
14