Product Model
WTB12-3P1131

Key Features
- 1High Sensing Range: Detect objects from 20mm to 350mm with precision.
- 2PNP Output: Compatible with PNP switching mode for reliable operation.
- 3Long Service Life: Designed to last up to 100,000 hours at +25°C.
- 4Background Suppression: Enhances detection accuracy by suppressing background reflections.
- 5Adjustable Sensing Range: Easily adjust the sensing range using a 5-turn potentiometer.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Functional principle | Photoelectric proximity sensor | Functional principle detail | Background suppression |
| Sensing range max. | 20 mm ... 350 mm | Sensing range | 20 mm ... 350 mm |
| Emitted beam_Light source | LED2) | Emitted beam_Type of light | Visible red light |
| Emitted beam_Light spot size (distance) | Ø 6 mm (200 mm) | Key LED figures_Wave length | 640 nm |
| Adjustment | Potentiometer, 5 turns | Items supplied | 2 x clamps BEF-KH-W12, incl. screws |
| Supply voltage UB | 10 V DC ... 30 V DC | Ripple | < 5 V |
| Current consumption | 45 mA | Protection class | III |
| Digital output_Type | PNP | Digital output_Switching mode | Light/dark switching |
| Digital output_Signal voltage PNP HIGH/LOW | > Uv - 2,5 V / ca. 0 V | Digital output_Output current Imax. | ≤ 100 mA |
| Digital output_Response time | ≤ 330 µs4) | Digital output_Switching frequency | 1,500 Hz5) |
| Output function | Complementary | Circuit protection | A6)#!#C7)#!#D8) |
| Housing | Rectangular | Dimensions (W x H x D) | 15.6 mm x 48.5 mm x 42 mm |
| Connection | Cable, 4-wire, 2 m | Connection detail_Conductor size | 0.25 mm² |
| Connection detail_Length of cable (L) | 2 m1) | Material_Housing | Metal |
| Material_Front screen | Plastic, PMMA | Material_Cable | Plastic, PVC |
| Weight | 200 g |
Specifications may be subject to change without notice
