SICK WTB9M4-3P2411 Photoelectric Sensor with Background Suppression

$ 161.23

SICK WTB9M4-3P2411 photoelectric sensor with background suppression for accurate short-range object detection in compact industrial automation systems.

SKU SICK-1051890 Category

Product Description

SICK WTB9M4-3P2411 Photoelectric Proximity Sensor with Background Suppression

The SICK WTB9M4-3P2411 photoelectric proximity sensor with background suppression is engineered for accurate object detection in compact industrial installations. It is designed to reliably sense targets within a controlled short-range distance while ignoring unwanted background reflections. By using infrared light and precise sensitivity adjustment, the sensor maintains stable switching even when object colors or surface finishes vary. Its slim rectangular housing fits easily into tight machine layouts, making it suitable for modern automated equipment that requires dependable sensing without complex alignment.

In real production environments, the SICK WTB9M4-3P2411 helps improve process consistency by detecting only the intended object and rejecting reflective machine parts or conveyor surfaces behind it. This capability reduces false triggers and minimizes the need for frequent recalibration. The fast switching response supports high-speed motion, allowing accurate detection on rapid conveyor lines or pick-and-place systems. With a robust housing and high ingress protection, the sensor continues to perform reliably in washdown areas, dusty zones, and temperature-varying industrial settings.

Why SICK WTB9M4-3P2411?
The SICK WTB9M4-3P2411 stands out because it combines precise short-range detection with intelligent background suppression in a compact industrial form factor. It is designed for applications where space is limited but detection accuracy cannot be compromised. Fine sensitivity adjustment allows the sensor to be tuned exactly to the target, ensuring stable operation across different materials and surface finishes. Its fast response, durable housing, and high environmental protection make it a dependable choice for long-term, maintenance-free operation.

What problem does it solve?
The SICK WTB9M4-3P2411 solves the common issue of false detection caused by reflective backgrounds, shiny machine parts, or changing object colors. In many automated systems, conventional sensors struggle to distinguish the actual product from the environment behind it. This model reliably detects only the intended object within a defined distance, improving process accuracy, reducing machine errors, and minimizing downtime caused by misdetection or frequent sensor readjustment.

 


Key Features & Specifications – SICK WTB9M4-3P2411: Part Number 1051890

Feature Details Benefit
Sensing Principle Photoelectric proximity sensor with background suppression Reliably detects target objects while ignoring reflective or cluttered backgrounds
Sensing Range 20 mm to 250 mm (up to 500 mm under ideal conditions) Ensures precise short-range detection for compact machine layouts
Light Source Infrared LED, 850 nm wavelength Stable sensing performance across different object colors and surfaces
Response Time < 0.5 ms Supports high-speed processes such as fast conveyors and pick-and-place systems
Switching Frequency Up to 1,000 Hz Enables accurate detection in rapid, repetitive motion applications
Output Type PNP, complementary output Easy integration with standard PLC and industrial control systems
Switching Mode Light switching / Dark switching Flexible logic configuration for different automation requirements
Sensitivity Adjustment 5-turn potentiometer Fine-tuning for optimal detection accuracy and reduced false triggers
Supply Voltage 10 V DC to 30 V DC Compatible with common industrial power supplies
Connection Type M12, 4-pin male connector Fast installation and secure electrical connection
Housing Design Compact rectangular W9 housing Ideal for space-constrained machines and tight mounting positions
Housing Material Plastic (VISTAL®) with PMMA optics Durable construction with long service life
Ingress Protection IP66, IP67, IP69K Reliable operation in dusty, wet, and washdown environments
Operating Temperature –40 °C to +60 °C Consistent performance in harsh industrial conditions
Certifications & Compliance CE, UKCA, cULus, ECOLAB Suitable for global industrial and hygienic applications

Download SICK WTB9M4-3P2411 (1051890) Datasheet

 


Commercial Information – SICK WTB9M4-3P2411 (Part No. 1051890)

Commercial Data Details
EAN Number 4047084196997
Weight 43 g
Country of Origin Germany

 


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