Key Features & Strengths:

Extreme Long-Range Capability: Engineered for the most demanding distance applications, offering an industry-leading sensing range of up to 250 meters (with appropriate SICK reflector). This outstanding performance makes it ideal for large-scale industrial automation and severe outdoor applications.

Advanced Polarization Filter Technology: Incorporates a high-performance polarization filter that enables reliable detection of shiny, reflective surfaces (including vehicles, metal containers, and glass) while completely eliminating false signals from non-target reflective objects.

Superior Excess Gain: Generates an extremely powerful light signal that maintains stable operation under adverse conditions including dense fog, heavy dust, rain, snow, and partially contaminated reflectors.

Maximum Ambient Light Immunity: Utilizes precisely modulated infrared light (880 nm) with advanced filtering technology to reject interference from all ambient light sources, including direct sunlight and high-intensity artificial lighting.

Ultra-Robust Metal Construction: Features a heavy-duty, nickel-plated brass housing that provides exceptional resistance to mechanical impact, corrosive chemicals, oils, and extreme environmental conditions.

Highest Protection Rating: Rated IP67 for complete protection against dust ingress and capability to withstand temporary immersion in water.

Short-Circuit Protected Output (M): The "M" in the model number indicates a short-circuit protected output configuration, enhancing system reliability and preventing damage from wiring errors.

Fixed Cable Connection: The "434" suffix suggests a specific fixed cable connection for secure and reliable installation.

Technical Specifications (General):

Sensing Principle: Retro-Reflective with Advanced Polarization Filter

Light Source: Modulated infrared light, 880 nm

Sensing Range: Up to 250 m (with SICK reflector)

Operating Voltage: 10...30 V DC

Output Type: Short-circuit protected (specific configuration to be confirmed via datasheet)

Output Function: Object interrupts the beam (Dark-On operation)

Housing Material: Nickel-plated brass

Protection Class: IP67

Connection: Fixed cable

Typical Applications:
The WLL180T-M434 is designed for mission-critical long-range applications:

Vehicle detection in intelligent transportation systems

Ship and container positioning in major port logistics

Large object detection on overhead cranes

Security and perimeter monitoring for critical infrastructure

Industrial automation in extreme environments