Photoelectric Proximity Sensor WTB12-3N1231 | 20mm to 350mm Sensing Range | IP66, IP67, IP69K Rated | by SICK
The WTB12-3N1231 Photoelectric Proximity Sensor is designed for industrial automation, featuring a sensing range from 20 mm to 350 mm and a visible red LED light source at 640 nm. With a robust metal housing and IP66, IP67, and IP69K protection ratings, it ensures reliable performance in harsh environments, making it ideal for manufacturing process control and safety monitoring.
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Product Name/Title: Photoelectric Proximity Sensor WTB12-3N1231 | 20mm to 350mm Sensing Range | IP66, IP67, IP69K Rated | by SICK
Brand: SICK
SKU: 1041419
Alternatively Known As: Photoelectric sensor, Proximity sensor with background suppression, SICK proximity sensor, Industrial photo sensor
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 20 mm to 350 mm
- Light source: LED, visible red light, wavelength 640 nm
- Light spot size: Ø 6 mm at 200 mm distance
- Adjustment: Potentiometer, 5 turns
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 45 mA
- Output type: NPN, light/dark switching
- Output current max: ≤ 100 mA
- Response time: ≤ 330 µs
- Switching frequency: 1,500 Hz
- Protection class: III
- Housing material: Metal with plastic PMMA front screen
- Cable: 4-wire, 5 m length, PVC
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -40 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Dimensions (H x L x W): 49mm x 42mm x 16mm
- Weight: 0.28 kg
- Photoelectric proximity sensor with background suppression
- Sensing range from 20 mm to 350 mm
- Visible red LED light source with 640 nm wavelength
- Potentiometer adjustment with 5 turns
- High switching frequency of 1,500 Hz
- Robust metal housing with IP66, IP67, and IP69K protection ratings
- Operating temperature range from -40 °C to +60 °C
- Includes 2 clamps BEF-KH-W12 with screws
- Installation by a qualified electrician or trained technician is recommended to ensure proper wiring and sensor alignment.
- Industrial automation for object detection
- Manufacturing process control
- Safety and monitoring in machinery
- Material handling and packaging systems
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
- Energy-efficient LED light source reduces power consumption
- Long service life minimizes waste and replacement frequency
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
The SICK WTB12-3N1231 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and safety applications.
