Balluff BOS 18M-NA-1PD-E4-C Proximity Retroreflective Sensor Switch BOS0020

New old stock from spare parts storage.  Has some shelf wear.
Series: 18M
Dimension: Ø 18 x 67.5 mm
Interface: PNP Normally open (NO)
Principle of operation: Photoelectric sensor
Principle of optical operation: Diffuse sensor, (energetic)
Beam characteristic: Divergent
Light type: Infrared
Range: 0...400 mm
Connection: Cable, 3.00 m, PVC
Housing material: Brass, nickel plated
Material sensing surface: PMMA
Operating voltage Ub: 10...30 VDC
Approval/Conformity: CE cULus