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Photoelectric Proximity Sensor WTB4SP-22167220A00 | Background Suppression | NarrowBeam Technology | IP66/IP67 Rated | by SICK
The WTB4SP-22167220A00 photoelectric proximity sensor excels in industrial automation with its background suppression and NarrowBeam technology. With a sensing range of 4 mm to 130 mm and a fast response time of ≤ 500 µs, it’s perfect for detecting uneven or shiny objects in challenging environments. Built to withstand harsh conditions, this sensor features an IP66/IP67 rating and operates efficiently in temperatures from -40 °C to +60 °C.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 4 mm to 130 mm, adjustable switching threshold 10 mm to 130 mm
- Light source: PinPoint LED, visible red light, wavelength 635 nm
- Light spot size: 1.8 mm at 70 mm distance
- Response time: ≤ 500 µs, switching frequency up to 1000 Hz
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: ≤ 20 mA at 24 V
- Digital outputs: 2 push-pull (PNP/NPN), max output current 100 mA
- Protection class: III
- Enclosure rating: IP66 and IP67
- Operating temperature: -40 °C to +60 °C
- Connection: Male connector M8, 4-pin
- Housing material: Plastic VISTAL® with PMMA front screen
- Communication interface: IO-Link V1.1 with COM2 data rate (38.4 kBaud)
- Dimensions (H x L x W): 42mm x 19mm x 12mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression and NarrowBeam technology
- Sensing range from 4 mm to 130 mm with adjustable switching threshold
- PinPoint LED light source with visible red light at 635 nm wavelength
- BluePilot for easy sensing range setting and IO-Link for sensor configuration
- High repeatability and fast response time with switching frequency up to 1000 Hz
- Robust plastic VISTAL® housing with IP66/IP67 protection rating
- Wide ambient operating temperature range from -40 °C to +60 °C
- Shock resistance up to 30 g and vibration resistance from 10 Hz to 1000 Hz
- Dual push-pull digital outputs (PNP/NPN) with reverse polarity, overcurrent, and short-circuit protection
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper configuration and compliance with electrical standards.
Applications
- Industrial automation for object detection
- Detection of uneven, shiny, poorly remitting, and tilted objects
- Use in environments requiring precise background suppression sensing
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Durable design minimizes waste and replacement frequency
- Complies with China-RoHS environmental standards
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK WTB4SP-22167220A00 photoelectric proximity sensor is available for immediate purchase, ideal for industrial automation and precise object detection applications.
