Pepperl+Fuchs AL20 Mode D'emploi page 15

Elevator Light Grid AL20/AL40
Notes
24 Notes
Version AL40 has a beam spacing of 43.7 mm
(AL20 =87 mm). AL20 as well as AL40 are avail-
able in profile widths 12 mm and 16 mm.
T
AL20/AL40 have automatic switching from quin-
tuple criss-cross to standard operation as stan-
dard.Quintuple criss-cross:1 receiver analyses
the light rays of 5 emitters.
Per magnet,the 7-segment display LED is
activated for 15 min. With the magnet,the
switching type is also selected. The LED shows
different states and codes.
Lateral and rear mounting is possible along the
entire length.
R
The quintuple criss-cross increases the
resolution to 194 beams for AL40 (94 beams for
AL20).
From < 0.7 m the processor switches to single
evaluation.
Power pack,evaluation and outputs are in the
light curtains. An external box is not required.
12 mm oder
16 mm
19 mm
11 mm
> 0,7 m < 0,7 m
194
I/O
12 ... 30
V DC
15