Operating instructions Distance sensors Dx35
Commissioning
32
© SICK AG • Subject to change without notice • 8014868/YEF7/2014-09-02
8.1.3
Teaching in the background (ObSB)
Object between Sensor and
Background (ObSB)
The output is set when objects are detected that differ from the
background. The tolerance range around the taught-in background is
±
25 mm plus a hysteresis of 25 mm. The hysteresis can be configured only
via IO-Link.
Dx
35
Min
Max
1
1
0
2
Fig. 13: Object between Sensor and Background (ObSB) teach
1
Teach point, position
1
2
Tolerance around teach point: ± 25 mm
Example: ObSB mode is to be set for the switching output Q1.
1. Align distance sensor on background (teach point
1
).
2. Press and hold the
select
pushbutton for longer than 5 seconds. The
Q1
near
LED lights up.
3. Press repeatedly the
select
pushbutton until the
Q1
near
and
Q1
far
(ObSB)
LEDs light up.
4. Press the
set
pushbutton.
If the teach was successful, the setting is applied immediately. The
Q1
and
Q2
LEDs flash twice simultaneously. If the teach was not success
-
ful, the
Q1
and
Q2
LEDs flash alternately.
5.
If necessary, perform fine teach.
→
See Page 34, Chapter 8.3.
6.
In order to leave teach mode, either press and hold the
select
pushbutton longer than 5 seconds or wait 5 minutes without pressing
the pushbuttons.
