In most procurement cycles, BW20-12P is considered with Autonics Proximity Sensor, Autonics Digital Counter and Autonics Bwp20 08P, giving decision-makers confidence that theyβve chosen the most dependable component.
Autonics BW20-12P Area Sensor
The Autonics BW20-12P Area Sensor offers Through-beam type(direct beam) sensing, 0.1 to 7m sensing distance, Infrared LED(850nm modulated) light source, 12-24VDC power supply , PNP open collector output. Manufactured by Autonics under the Autonics Area Sensor category, this model belongs to the Autonics BW Series.

| Brand | Autonics |
| Product Type | Area Sensor |
| Model Number | BW20-12P |
Autonics BW20-12P Area Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing type | Through-beam type(direct beam) |
| Sensing distance | 0.1 to 7m |
| Light source | Infrared LED(850nm modulated) |
| Optical axis pitch | 20mm |
| Number of optical axes | 12 |
| Power supply | 12-24VDC |
| Control output | PNP open collector |
| Operation mode | Light ON |
| Environment_Ambient illumination | Ambient light: Max. 10,000lx(receiver illumination) |
| Environment_Ambient temperature | -10 to 55β, storage: -20 to 60β |
| Connection type | Cable connector type(Γ5, 300mm, M12) |
| Protection structure | IP65 |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Min. sensing target | Opaque material of min. Γ30mm |
| Response time | Max. 10ms |
| Material | β’ Case: Aluminum, β’ Front cover, sensing part: Acrylic |
| Cable specification | Γ5mm, 4-wire, 300mm, M12 connector |
| Sensing height/Total length | 220/240mm |
| Accessories | Bracket A: 4, Bracket B: 4, Fixing bolt: 8 |
| Weight | BW20-48: Approx. 2.1kg(approx. 1.4kg) |
The Autonics BW20-12P Area Sensor, part of the General Purpose Area Sensors lineup, is engineered with through-beam sensing for precise detection. Offering a sensing range of 0.1 to 7m with a modulated infrared LED light source, this BW20-12P Autonics sensor ensures accurate performance across high-speed industrial processes.
Designed for industrial integration, the BW20-12P operates with a PNP open collector output and Light ON mode, simplifying connectivity with automation controllers. Its power flexibility of 12β24VDC allows stable performance under varied voltage conditions, while the M12 cable connector supports quick installation. With a rapid 10ms response time and IP65 protection, this Autonics BW20-12P combines speed and durability for demanding environments.
Engineers and buyers rely on the BW20-12P for conveyor monitoring, object counting, packaging inspection, and assembly line safety. Its ability to detect opaque materials β₯Γ30mm makes it suitable for diverse applications in manufacturing and logistics. Compact, lightweight, and durable, the BW20-12P area sensor stands out in the Autonics BW series as a trusted choice supplied through wholesalers, dealers, and distributors for smooth procurement and integration.




