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SICK Background Suppression Photoelectric Sensor, Block, 25 mm to 400 mm Detection Range, PNP Output, IP66 WTB9M4L-3P2291
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | SICK |
| Response time | 1ms |
| Light Source | Red Light |
| Connections | M8 and M12 male connector, cable as well as cable with male connector |
| Detection range | 25 mm → 400 mm |
| Model | WTB9M4L-3P2291 |
| IP Rating | IP66, IP67, IP69K |
| Mount Type | Hole |
| Housing Material | Plastic |
| Output type | PNP |
| Series | W9 |
| Maximum Operating Temperature | 50°C |
| Minimum Operating Temperature | -10°C |
| Maximum Current | 100mA |
| Terminal type | 4-Pin Connector |
| Interface Type | 4-Pin, M8 Connector |
| Maximum dc Voltage | 30V dc |
| Standards/Approvals | CE Certified, UL Certified |
| Materials Detected | Methyl Methacrylate, Plastic |
| Sensor Style | Block |
Key Features
- Operates reliably within temperature range of -10°C to 50°C.
- Red light source enables accurate sensing of methyl methacrylate and plastic materials.
- Incorporates fast 1 millisecond response time for efficient automation.
- Equipped with 4-pin M8 connector for secure and standardized connection.
- Designed for industrial automation with CE and UL certifications.
- VISTAL™ housing ensures mechanical robustness and longevity.
- Supresses optical interference using SIRIC® technology for stable operation.
- Suitable for detection of small or shiny objects, even through narrow openings.
Product Description
SICK WTB9M4L-3P2291 Background Suppression Photoelectric Sensor is a block-style sensor with a detection range from 25 mm up to 400 mm. It operates using a red light source and achieves precise object recognition with PNP output type and 4-pin M8 connector interface. The device’s robust plastic VISTAL™ housing offers ingress protection ratings of IP66, IP67, and IP69K, making it suitable for harsh industrial environments.
This photoelectric sensor features fast 1 millisecond response time and is certified under CE and UL standards, ensuring reliable and safe operation in automation, manufacturing, and process control systems. Its SIRIC® technology effectively suppresses optical and electromagnetic interference, reducing machine downtime and increasing detection stability.
Operating temperature ranges from -10°C to 50°C, the sensor detects materials such as methyl methacrylate and plastics reliably, even when objects are transparent or shiny. Its design includes versatile mounting with holes and multiple connection options via M8 and M12 male connectors or cable assemblies.
Applications for the WTB9M4L-3P2291 include detection of the smallest workpieces, detailed product inspections, presence checks through narrow gaps, and misalignment detection. The sensor is ideal for industrial automation, laboratory instrumentation, HVAC systems, and quality control processes.
Precise detection of small objects and fine product details using background suppression technology. Resistance to harsh conditions with IP69K rated, rugged VISTAL™ housing. Suppression of optical and electromagnetic interference through advanced SIRIC® technology.
Wide range of connections and mounting options for flexible installation. Fast response time for high-speed automation applications. Detects transparent and shiny materials without blind spots. Certified for industrial safety and quality standards (CE, UL).
Reliable performance across a broad temperature range. Red light source optimized for plastics and methyl methacrylate detection.
For comprehensive control and sensor solutions, explore the full range of Photoelectric Sensors on EnvMart, featuring durable industrial-grade components from trusted brands like SICK.
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