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WL4S-3N1132H | Photoelectric sensors
The SICK WL4S-3N1132H is a durable photoelectric retro-reflective sensor designed for precise object detection in hygienic and industrial environments, featuring a stainless steel housing and high IP protection.
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Product Name/Title: WL4S-3N1132H | Photoelectric sensors
Brand: SICK
SKU: 1048119
Alternatively Known As: Photoelectric sensor, Retro-reflective sensor, Optical sensor, SICK WL4S sensor
Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor without reflector minimum distance
- Sensing range: 0 m to 5 m
- Light source: PinPoint LED, visible red light, 650 nm wavelength
- Light spot size: Ø 45 mm at 1.5 m distance
- Adjustment: Single teach-in button
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Output type: NPN digital output, light/dark switching
- Output current max: ≤ 100 mA
- Response time: < 0.5 ms
- Switching frequency: 1000 Hz
- Protection class: III
- Circuit protection: Types A, B, C
- Housing: Metal stainless steel V4A (1.4404, 316L)
- Front screen: Plastic PMMA
- Cable: 4-wire, 2 m length, PVC
- Enclosure rating: IP66, IP67, IP68, IP69K
- Operating temperature: -30 °C to +70 °C
- Storage temperature: -30 °C to +75 °C
- Dimensions (H x L x W): 63mm x 22mm x 15mm
- Weight: 0.1 kg
Key Features
- Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Sensing range up to 5 meters without reflector
- Polarisation filters for reliable detection
- Visible red light PinPoint LED with 650 nm wavelength
- Single teach-in button for easy adjustment
- Hygienic stainless steel V4A housing suitable for washdown zones
- High protection rating IP66, IP67, IP68, IP69K
- Fast response time under 0.5 ms and switching frequency up to 1000 Hz
- NPN digital output with light/dark switching mode
- Robust metal housing with slim design
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure correct wiring and sensor alignment for optimal performance and safety.
Applications
- Industrial automation for object detection
- Hygienic and washdown zones in food and pharmaceutical industries
- Safety and monitoring in manufacturing processes
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable stainless steel housing reduces waste by extending product life
- Energy-efficient LED light source minimizes power consumption
- High protection ratings reduce need for frequent replacements in harsh environments
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK WL4S-3N1132H Photoelectric Sensor is available for immediate purchase, ideal for industrial automation and hygienic zone applications.
