Leuze electronic SR 15 User manual

QUICK START GUIDE
SR 15, 25C & 46C

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3
MOUNTING THE SENSOR
1 | Secure the sensor at the desired position
in the system (use the adapter plate if
necessary).
2 | Do not tighten the screws until alignment
has been completed (see page 6), and
then check that the sensor is functioning
correctly.

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5
RECEIVER
UB
OUT2*
GND
OUT1
1
2
3
4
1
2
3
4
TRANSMITTER
UB
NC
GND
NC**
CONNECTING THE SENSOR
When connecting to the PLC, take into
account the pin assignment specified below
* Available for certain variants only (for further infor-
mation, see the data sheet)
** Activation input possible depending on variant

6
A
B
C

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ALIGNING THE SENSOR
Align the sensor so that
A | the light spot hits the reflector
– continue to page 9
B | the light beam is directed toward the
receiver. The transmitter and receiver
must be mounted on one axis – continue
to page 11
C|the light beam hits the part of the object
by which it is to be detected – continue
to page 13

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9
RETRO-REFLECTIVE PHOTOELECTRIC SENSOR
SENSITIVITY ADJUSTMENT *
1|When an object enters the light axis,
the yellow status LED must go out.
If this is not the case, the sensitivity
must be adjusted.
2|Using the screwdriver, turn the potentiometer
until the yellow status LED goes out.
* Only on variants with potentiometer

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