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SICK Background Suppression Photoelectric Sensor Block Style Detection Range 20 mm to 500 mm NPN Output IP69K WTB9M4-3N2411
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | SICK |
| Response time | 500μs |
| Light Source | Infrared |
| Connections | M8 and M12 male connector, cable as well as cable with male connector |
| Detection range | 20 mm → 500 mm |
| Model | WTB9M4-3N2411 |
| IP Rating | IP69K, IP67, IP66 |
| Housing Material | Plastic |
| Output type | NPN |
| Series | W9 |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -40°C |
| Maximum Current | 100mA |
| Terminal type | 4-Pin Connector |
| Maximum dc Voltage | 30V dc |
| Standards/Approvals | CE Certified, UL Certified |
| Materials Detected | Plastic, Methyl Methacrylate |
| Sensor Style | Block |
Key Features
- Operates using infrared light source for reliable object sensing.
- Equipped with 4-pin connector terminal for secure electrical connection.
- Designed with rugged VISTAL™ plastic housing for enhanced mechanical resistance.
- Temperature operating range from -40°C to 60°C ensures durability in harsh environments.
- Capable of detecting plastic and methyl methacrylate materials effectively.
- CE and UL certified to meet international safety and quality standards.
- Response time of 500 microseconds supports high-speed automation applications.
- Compatible with M8 and M12 male connectors for versatile installation.
Product Description
SICK WTB9M4-3N2411 background suppression Photoelectric Sensor is a high-performance block sensor designed for precise object detection with a detection range from 20 mm to 500 mm. Operating with an infrared light source, it features an NPN output type and is equipped with a durable VISTAL™ plastic housing that offers high mechanical resistance. This sensor maintains reliable performance in temperatures ranging from -40°C to 60°C and is rated with IP69K, IP67, and IP66 ingress protection, making it suitable for demanding industrial environments.
The sensor offers a rapid 500 microsecond response time, enabling efficient processing in automation systems. Its 4-pin connector terminal and compatibility with M8 and M12 male connectors allow flexible installation options. Designed to detect materials such as plastic and methyl methacrylate, it excels in applications requiring precise differentiation of objects against complex backgrounds.
Certified to CE and UL standards for electrical safety and performance, this sensor operates without hazardous area certification but is optimized for a variety of industrial use cases. Its rugged design reduces machine downtime by suppressing optical and electromagnetic interference, based on SICK's SIRIC® technology.
Typical applications include detection of small parts or product features, object presence verification even through small openings, alignment and protrusion checks, and transparent object detection in harsh industrial conditions. The sensor's wide operating temperature and ingress protection make it ideal for manufacturing, material handling, packaging, and robotic automation scenarios.
Operates with infrared light source for precise detection. Robust and chemical resistant VISTAL™ plastic housing. High ingress protection ratings IP69K, IP67, and IP66 for challenging environments. Fast response time of 500 microseconds enhances automation efficiency.
Supports NPN output with 4-pin connector interface. Suitable for detection of plastics and transparent materials. Wide operating temperature range from -40°C to 60°C. Complies with CE and UL certification standards. Compatible with M8 and M12 male connector options.
Incorporates SIRIC® technology for interference suppression. Explore the Electronics & Electricals category on EnvMart for a broad range of sensors and automation solutions from SICK and other top manufacturers.
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Frequently Asked Questions
The detection range of this sensor is from 20 mm to 500 mm.
It is capable of detecting plastic and methyl methacrylate materials effectively.
The response time is 500 microseconds, supporting high-speed automation applications.
The operating temperature range is from -40°C to 60°C, making it suitable for harsh environments.
This sensor features an NPN output type.
The sensor is rated IP69K, IP67, and IP66 for ingress protection, suitable for demanding industrial environments.
It is equipped with a 4-pin connector terminal and is compatible with M8 and M12 male connectors.
The maximum current rating for this sensor is 100 mA.
It is CE and UL certified, meeting international safety and quality standards.
The housing is made of rugged VISTAL™ plastic, providing enhanced mechanical resistance.
Typical applications include detection of small parts, object presence verification, and alignment checks in industrial settings.
It operates using an infrared light source for reliable object sensing.
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