Datasheet

PRK 318B … - 06 2015/09
Order guide
The sensors listed here are preferred types; current information at www.leuze.com.
Part number code
Designation Part no.
Sensors with axial optics
With M12 connector
Pin 4: PNP light switching, pin 2: PNP dark switching PRK 318B/4P-M12 50116859
Pin 4: NPN light switching, pin 2: NPN dark switching PRK 318B/2N-M12 50116857
With cable, 2m
Pin 4: PNP light switching, pin 2: PNP dark switching PRK 318B/4P 50116858
Pin 4: NPN light switching, pin 2: NPN dark switching PRK 318B/2N 50116856
Sensors with 90° angular optics
With M12 connector
Pin 4: PNP light switching, pin 2: PNP dark switching PRK 318B.W/4P-M12 50116863
Pin 4: NPN light switching, pin 2: NPN dark switching PRK 318B.W/2N-M12 50116861
With cable, 2m
Pin 4: PNP light switching, pin 2: PNP dark switching PRK 318B.W/4P 50116862
Pin 4: NPN light switching, pin 2: NPN dark switching PRK 318B.W/2N 50116860
Accessories for optimum fastening
Support for embedded mounting Collective packaging with 10 supports BT 318P-LS 50117258
Mounting bracket for standard mounting BT D18M.5 50113548
Mounting bracket for omni-mount BT D21M 50117257
PRK318B. W/ 4P-M12
Operating principle
PRK Polarized retro-reflective photoelectric sensor
Series
318B Series 318B
Optics design
N/A Axial optics
.W 90° angular optics
Switching output/function /OUT1OUT2 (OUT1 = Pin 4, OUT2 = Pin 2)
4 PNP transistor output, light switching
P PNP transistor output, dark switching
2 NPN transistor output, light switching
N NPN transistor output, dark switching
X Pin not used
Combinations of functions are possible via two-digit code!
Electrical connection
N/A Cable, standard length 2000mm
-M12 M12 connector
PRK 318B