Manufacturer: PEPPERL+FUCHS
Type: Inductive Sensor
Model: NBN40-L2-E0-V1
Part No.: 120988 

Switching function: Normally open (NO)
Operating voltage: 10 … 30 V DC
Operating current: 0 … 200 mA
Reverse polarity protection: reverse polarity protected
Short-circuit protection: pulsing
Output type: NPN
Rated operating distance: 40 mm
Output polarity: DC
Assured operating distance: 0 … 32.4 mm
Actual operating distance: 36 … 44 mm
Output type: 3-wire
Ambient temperature: -25 … 85 °C
Connection type: Connector plug, M12, 4 pin
Housing material: PA
Dimension: 40 x 40 x 67 mm