Product Model
WTB4FP-1G3111A0ZZZ

Selling Points
- 1High Sensitivity: Detects objects as small as 0.2 mm at 130 mm distance.
- 2Background Suppression: Ensures accurate detection by suppressing background noise.
- 3Wide Detection Range: Operates from 4 mm to 220 mm, suitable for diverse applications.
- 4Durable Construction: Made from plastic with IP66 and IP67 ratings for robustness.
- 5Easy Installation: Features a compact design with M8 connector for simple integration.
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_Sensing range min. | 4 mm | Sensing range_Sensing range max. | 80 mm |
Emitted beam_Light source | PinPoint LED | Emitted beam_Type of light | Visible red light |
Emitted beam_Shape of light spot | Point-shaped | Emitted beam_Light spot size (distance) | Ø 4.2 mm (130 mm) |
Emitted beam_Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle) | < +/- 1.5° (at Ta = +23 °C) | Key LED figures_Normative reference | EN 62471:2008-09 | IEC 62471:2006, modified |
Key LED figures_LED risk group marking | Free group | Key LED figures_Wave length | 635 nm |
Key LED figures_Average service life | 100,000 h at Ta= +25 °C | Smallest detectable object (MDO) typ. | 0.2 mm (At 130 mm distance (object with remission factor of 90% (complies with standard white according to DIN 5033))) |
Adjustment_None | – | Indication_LED green | Operating indicatorStatic on: power on |
Indication_LED yellow | Status of received light beamStatic on: object presentStatic off: object not present | Special features | Fixed sensing range 80 mm |
Supply voltage UB | 10 V DC ... 30 V DC | Ripple | ≤ 5 V |
Usage category | DC-12 (According to EN 60947-5-2)#!#DC-13 (According to EN 60947-5-2) | Current consumption | ≤ 25 mA, without load. At U#!#= 24 V |
Protection class | III | Digital output_Number | 1 |
Digital output_Type | Push-pull: PNP/NPN | Digital output_Switching mode | Light switching |
Digital output_Signal voltage PNP HIGH/LOW | Approx. UB-2.5 V / 0 V | Digital output_Signal voltage NPN HIGH/LOW | Approx. UB/ < 2.5 V |
Digital output_Output current Imax. | ≤ 100 mA | Digital output_Circuit protection outputs | Reverse polarity protected |
Digital output | Overcurrent protected | Digital output | Short-circuit protected |
Digital output_Response time | ≤ 500 µs2) | Digital output_Repeatability (response time) | 150 µs |
Digital output_Switching frequency | 1,000 Hz3) | Pin/Wire assignment_Function of pin 4/black (BK) | Digital output, light switching, object present → output Q HIGH4) |
Housing | Rectangular | Design detail | Flat |
Dimensions (W x H x D) | 16 mm x 40.1 mm x 12.1 mm | Connection | Cable, 3-wire, 2 m |
Connection detail_Deep-freeze property | Do not bend below 0 °C | Connection detail_Conductor size | 0.14 mm² |
Connection detail_Cable diameter | Ø 3.4 mm | Connection detail_Length of cable (L) | 2 m |
Material_Housing | Plastic, VISTAL® | Material_Front screen | Plastic, PMMA |
Material_Cable | Plastic, PVC | Material_Male connector | Plastic, VISTAL® |
Weight | Approx. 30 g | Maximum tightening torque of the fixing screws | 0.4 Nm |
Specifications may be subject to change without notice