$ 215.74
SICK WTF12-3P1141 photoelectric sensor with foreground suppression offers 30–500 mm range, IP69K housing and 1,500 Hz switching for reliable automation.
The SICK WTF12-3P1141 photoelectric sensor with foreground suppression is designed to deliver stable, high-precision object detection even when materials vary in color, texture, or reflectivity. Its visible red LED makes alignment easy, while the adjustable sensing range of 30 mm to 500 mm provides flexibility for short to mid-distance applications. Built into the compact and durable W12 housing, it withstands harsh use thanks to its IP66, IP67, and IP69K protection ratings. With fast switching capability and reliable performance in wide temperature environments, it ensures consistent detection in demanding industrial automation setups.
The WTF12-3P1141 offers dependable detection through its optimized suppression technology, allowing it to ignore background variations while focusing on the target object. Fine adjustments via a 5-turn potentiometer help operators tune the sensor for precise performance in complex installations. Its strong metal housing and resilient front screen materials mean it handles washdowns, vibration, and cold-room conditions with ease. The rapid response time keeps pace with high-speed machinery, reducing missed detections and improving productivity. With complementary PNP outputs, it integrates smoothly into modern control systems, making it a versatile option for packaging lines, conveyors, robotics, and process-driven equipment.
The SICK WTF12-3P1141 offers exceptionally stable detection in environments where color, texture, or material differences typically cause unreliable sensing. Its precise foreground suppression ensures consistent results, while the rugged W12 housing and high-speed response make it ideal for demanding automation. It brings simplicity, accuracy, and long-term durability into one compact, industry-proven design.
The WTF12-3P1141 eliminates inconsistent detection caused by reflective backgrounds, glossy surfaces, or variable object distances. It provides accurate switching even when targets differ in brightness or shape, preventing false triggers that disrupt production flow. This sensor solves the challenge of maintaining stable, predictable detection in fast-moving, space-limited, or harsh industrial environments.
| Feature | Details | Benefit |
|---|---|---|
| Functional Principle | Photoelectric proximity sensor with foreground suppression | Stable detection even with reflective or variable backgrounds |
| Sensing Range | 30 mm … 500 mm | Flexible setup for short to mid-range detection in automation lines |
| Light Source | Visible red LED, 640 nm | Easy visual alignment and consistent detection performance |
| Light Spot Size | Ø 7 mm at 300 mm | Precise targeting for small or narrow objects |
| Adjustment Method | 5-turn potentiometer | Fine-tuned accuracy for complex or tight-tolerance applications |
| Switching Frequency | 1,500 Hz | Reliable high-speed detection for fast-moving processes |
| Response Time | ≤ 330 μs | Minimizes delay and improves throughput |
| Output Type | PNP, complementary | Flexible integration with a wide range of control systems |
| Switching Mode | Light/dark switching | Adaptable to different installation and object conditions |
| Voltage Supply | 10 … 30 V DC | Suitable for most industrial power systems |
| Current Consumption | 45 mA (without load) | Efficient operation with low energy draw |
| Connection | 4-wire cable, 2 m | Simple wiring and dependable connectivity |
| Housing Material | Metal with PMMA front screen | High durability in industrial and washdown environments |
| Protection Rating | IP66, IP67, IP69K | Resistant to dust, water jets, and high-pressure cleaning |
| Operating Temperature | –40 °C … +60 °C | Reliable performance in extreme cold or warm environments |
| MTTFD | 810 years | Very high reliability for long-term deployment |
| Certifications | CE, UKCA, cULus, ECOLAB, China RoHS | Approved for global industrial compliance |
Download SICK WTF12-3P1141 (1041402) Datasheet
| Category Data | Details |
|---|---|
| EAN Number | 4047084221118 |
| Country of Origin | Hungary |
| Weight | 205 g |
Packaging conveyors often handle boxes that vary in color, print density, and surface finish. These changes can confuse conventional sensors and lead to missed detections. The WTF12-3P1141 overcomes this challenge with foreground suppression, allowing it to focus directly on the passing carton rather than the reflective conveyor beneath it. Its fast switching capability ensures rapid, accurate detection even when cartons are tightly spaced. Operators can fine-tune the range using the built-in potentiometer to match different carton sizes. This creates a more stable flow, reducing machine stoppages and increasing the overall efficiency of automated packaging systems.
Robotic arms require highly reliable confirmation of an object’s presence before executing a gripping action. Items with shiny or curved surfaces often cause false signals with standard sensors. The WTF12-3P1141 provides a controlled red light spot and ignores background variations, ensuring the robot detects the object itself rather than nearby machinery. The compact housing fits easily into tight robotic mounting points, and its extremely fast response allows the robot to move without hesitation. This results in fewer grip errors, smoother cycles, and higher productivity in assembly tasks involving diverse material types and shapes.
Food processing lines must use equipment that can tolerate regular cleaning, cold temperatures, and highly reflective stainless steel surroundings. Many sensors fail under these conditions due to moisture buildup or signal instability. The WTF12-3P1141’s robust protection ratings and metal construction make it dependable in areas exposed to water and chemical rinse cycles. Foreground suppression helps it maintain steady detection of bottles, trays, or packaged goods even when surfaces are wet or glossy. This contributes to consistent flow monitoring, reduced downtime from misreads, and improved reliability in hygienic production environments.
Automotive production involves moving parts with widely different finishes—from matte plastic clips to polished metal brackets. Traditional sensing methods may struggle to detect parts consistently amid vibration and changing angles. The WTF12-3P1141’s stable sensing range and resistance to background interference allow it to register components reliably as they move toward assembly stations. Its quick response time ensures the system reacts instantly as parts arrive, supporting synchronized robotic or manual tasks. The durable housing withstands the physical demands of automotive facilities, helping maintain smooth component flow and minimizing assembly disruptions.
| Category | Name / Model | Part Number | Compatibility Benefit |
|---|---|---|---|
| Mounting Bracket | BEF-WG-W12 | 2013942 | Provides stable installation for W12 sensors in fixed or angled positions |
| Universal Clamp Kit | BEF-KHS-N11N | 2071081 | Useful for flexible mounting, especially when adjusting the sensor angle or orientation |
| M12 Connector Cable | STE-1204-G | 6009932 | Ensures secure electrical connection for W12 sensors in industrial environments |
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Warranty – 1-year warranty for your peace of mind.
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