Trade Discount 20%
WTB4ST-84161120A00 | Photoelectric sensors
The SICK WTB4ST-84161120A00 is a slim photoelectric proximity sensor featuring background suppression and DoubleLine technology, ideal for precise object detection in industrial automation with robust IP66/IP67 protection and IO-Link communication.
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Product Name/Title: WTB4ST-84161120A00 | Photoelectric sensors
Brand: SICK
SKU: 1136371
Alternatively Known As: Photoelectric proximity sensor, Background suppression sensor, IO-Link photoelectric sensor, SICK proximity sensor, WTB4ST sensor
Technical Specifications
- Sensing range: 0 mm to 150 mm, adjustable switching threshold 10 mm to 150 mm
- Light source: PinPoint LED, visible red light, wavelength 635 nm
- Light spot size: 2.5 mm x 16 mm at 50 mm distance
- Response time: ≤ 1,000 µs, switching frequency 500 Hz
- Supply voltage: 10 V DC to 30 V DC, ripple ≤ 5 V pp
- Current consumption: ≤ 20 mA without load at 24 V
- Digital outputs: 2 push-pull PNP/NPN with light/dark switching
- Protection class: III
- Enclosure rating: IP66 and IP67
- Operating temperature: -40 °C to +60 °C
- Shock resistance: 30 g, 11 ms
- Vibration resistance: 10 Hz to 1,000 Hz, amplitude 1 mm
- Communication: IO-Link V1.1, COM2 (38.4 kBaud), cycle time 2.3 ms
- Dimensions (H x L x W): 42mm x 19mm x 12mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression and DoubleLine technology
- Adjustable sensing range from 10 mm to 150 mm with recommended range 50 mm to 90 mm
- Visible red light PinPoint LED with line-shaped dual light spots
- High LED service life of 100,000 hours at 25°C
- BluePilot Teach-Turn adjustment for easy sensing range setting
- IO-Link V1.1 interface for sensor parameter configuration and Smart Task functions
- IP66 and IP67 rated enclosure for robust protection
- Operating temperature range from -40°C to +60°C
- Push-pull PNP/NPN digital outputs with light/dark switching
- Reverse polarity, overcurrent, and short-circuit protected outputs
- Shock resistance 30 g and vibration resistance 10 Hz to 1000 Hz
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure proper electrical connection and configuration via IO-Link.
Applications
- Industrial automation for object detection
- Detecting flat, perforated, shiny, or film-wrapped objects
- Use in environments requiring background suppression sensing
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Long LED service life reduces waste and replacement frequency
- Energy-efficient operation with low current consumption
- Robust design minimizes environmental impact through durability
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK WTB4ST-84161120A00 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and precise object detection applications.
