BALLUFF BOS 18M-PA-RH23-S4 PHOTOELECTRIC SENSOR

Object detection in industrial automation systems

Presence/absence control on production lines

Position monitoring in packaging and assembly lines

Reliable detection in complex environments with background suppression

Short-range detection applications (30…150 mm)

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The BALLUFF BOS 18M-PA-RH23-S4 is a photoelectric sensor with an M18 threaded housing. It operates on the diffuse reflection principle using triangulation and features background suppression for precise detection. With a red LED light source, it detects objects within a range of 30–150 mm. Its robust brass housing, IP67 protection, and high switching frequency ensure reliable performance in demanding industrial environments

Operating principle: Photoelectric sensor (diffuse, triangulation)

Special optical feature: Background suppression

Light type: LED, red (630 nm)

Sensing range: 30…150 mm (adjustable)

Light spot size: 10 x 10 mm at 150 mm

Connection: M12x1 male connector, 4-pin

Output: PNP, NO + NC

Operating voltage: 10…30 VDC

Switching frequency: 500 Hz

Housing material: Brass

Sensing surface: Glass

Protection rating: IP67

Operating temperature: -5…+55 °C

Ambient light immunity: 10,000 Lux

Dimensions: Ø18 x 75 mm

Short-circuit and reverse polarity protection

Data Sheet