The position of a box on a conveyor belt is to be detected. The light grids are mounted
along a conveyor belt with the connection side on the left. The box moves from left
to right. As soon as the box is in the position of the 10th light beam, the light grid
switches.
LBB = 10:
If beam 10 is interrupted within zone 2, internal switching signal Q
int
2 is activated.
19
20
17
18
15
16
13
14
11
12
9
10
7
8
5
6
3
4
1
2
Zone 2 (LBB)
Figure 25: Position determination with LBB, example 6
7.6.1 Zones/Q
ints
via IO-Link
Table 5: Zones/Q
ints
via IO-Link with associated index
IO-Link Index Object name Description
351, 353, 355, 357 Q
int
zone definition 1-4 Zone definition with one start
beam and one end beam
352, 354, 356, 358 Q
int
advanced settings
1-4
Definition of the LBB, FBB
and NBB measurement function
with operator and constant. The
result (Q
int
) is a boolean value.
481 Q
L
/ Q
int
status Outputs the Smart Task infor‐
mation Q
L
1-2 and the zone
informationQ
int
1-4.
NOTE
Detailed information on the subindices and access can be found in the IO-Link supple‐
ment (8389226).
7 OPERATION
34
O P E R A T I N G I N S T R U C T I O N S | SLG-2 8026014/2021-06-10 | SICK
Subject to change without notice
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