Product Model
WTB2S-2P3151S22
Selling Points
- 1Background Suppression: Detects black objects with 1% reflection.
- 2Compact Design: Ultra-compact housing (7.7 mm x 27.5 mm x 13.5 mm).
- 3High Sensing Range: 1 to 150 mm detection range.
- 4Adjustable Sensing: Adjustable via a 3-turn potentiometer.
- 5IP67 Rating: Durable and resistant to harsh environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Functional principle | Photoelectric proximity sensor | Functional principle detail | Background suppression |
Dimensions (W x H x D) | 7.7 mm x 27.5 mm x 13.5 mm | Housing design (light emission) | Rectangular |
Sensing range max. | 1 mm ... 150 mm | Sensing range | 18 mm ... 110 mm |
Type of light | Visible red light | Light source | PinPoint LED |
Light spot size (distance) | Ø 3.5 mm (50 mm) | Wave length | 640 nm |
Adjustment | Potentiometer, 3 turns | Special applications | Detecting small objects |
Supply voltage UB | 10 V DC ... 30 V DC | Ripple | < 5 V |
Current consumption | 20 mA | Switching output | PNP |
Switching mode | Light switching | Output current Imax. | ≤ 50 mA |
Response time | < 0.5 ms | Switching frequency | 1,000 Hz |
Connection type | Cable with connector M8, 3-pin, 700 mm | Cable material | Plastic, PVC |
Conductor cross section | 0.09 mm² | Cable diameter | Ø 3 mm |
Circuit protection | A7)#!#B8)#!#D9) | Special device | ✔ |
Housing material | Plastic, ABS/PC | Optics material | Plastic, PMMA |
Enclosure rating | IP67 | Ambient operating temperature | –25 °C ... +50 °C |
Ambient temperature, storage | –40 °C ... +75 °C | UL File No. | NRKH.E181493 |
Specifications may be subject to change without notice