![background image](http://html.mh-extra.com/html/ifm/oy51/oy51_operating-instructions-manual_620730015.webp)
Measuring light grids (10 mm beam spacing)
OY51
15
9 Operation
9.1 Switching mode (SIO mode)
In switching mode, the switching output is controlled according to the parameter setting.
9.2 Operation with IO-Link master
If the sensor is connected to an IO-Link master, parameter setting, triggering and data recording can
be done completely via IO-Link.
Ò
Article number
Ò
Downloads
Ò
IODD
9.3 Process values
3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
2
1
T
R
Free light beam
Interrupted light beam
1:
Number of light beams
2:
Detection direction
3:
Object
The detection direction is also the counting direction. The counting direction can be changed via
the IO-Link interface.
9.3.1 FBO – first beam occupied
The process value [FBO] indicates the position/number of the first interrupted light beam.
The following examples are for illustration purposes.
3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
[FBO] = 10
3
3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
[FBO] = 3
Fig. 2: Example – FBO
Free light beam
Interrupted light beam
1:
Number of light beams
2:
Detection direction
3:
Object
FBO:
Process value
GB