The WTB4 is a long-distance photoelectric sensor from SICK, designed for various industrial applications. It offers high reliability, precise detection, and long sensing range, suitable for material detection, position sensing, and other industrial automation tasks. I. Core Specifications

• Product Series: WTB4

• Type: Photoelectric sensor

• Detection Mode: Through-beam, retroreflective, diffuse

• Sensing Distance: Up to 20 m depending on mode

• Output: NPN or PNP

• Power Supply: 10-30 V DC

• Protection Class: IP67

• Mounting: M12 threaded barrel

• Operating Temperature: -25°C to +55°C

II. Product Features

1. Long Sensing Range: Extended sensing distance for large workspaces.

2. High Reliability: Robust design for reliable operation in harsh industrial environments.

3. Precise Detection: Accurate sensing for reliable detection of objects.

4. Versatile: Multiple detection modes to meet different application requirements.

5. Durable: IP67 protection rating for resistance to dust and water.

III. Typical Applications

• Material detection in large conveyor systems

• Position sensing in outdoor or large-scale machinery

• Object presence detection in logistics and warehousing

• Level sensing in large containers

• Quality control and inspection systems