SICK WTB26I-24161120A00 Photoelectric Sensor (1218667)

The SICK WTB26I-24161120A00 is a high-performance photoelectric proximity sensor with background suppression, designed for precise object detection at extended ranges up to 2 meters. Featuring infrared LED emission, BluePilot Teach-Turn adjustment, and IO-Link capability, this sensor is optimized for modern automation and industrial detection systems.

Encased in a rugged VISTAL® housing and backed by industry-standard protection and diagnostics, the WTB26I series is built for long-term, intelligent operation.

Technical Specifications

Model: WTB26I-24161120A00 SICK
SICK Part Number: SICK 1218667
Product Type: Photoelectric proximity sensor
Application: Long-range object detection with background suppression
Sensing Range:

• Min: 30 mm
• Max: 2,000 mm
  Adjustable Switching Threshold: 180 mm to 2,000 mm
  Reference Object: 90% remission factor (standard white, DIN 5033)
  Minimum Distance to Background: 85 mm at 800 mm (black 6% / white 90%)
  Recommended Operating Range: 200 mm to 800 mm
  Light Source: Infrared LED
  Type of Light: Infrared, 850 nm
  Light Spot Shape: Point
  Light Spot Size: Ø 14 mm at 1,000 mm
  Emission Angle Tolerance (Squint Angle): < ±1.0° at 23 °C
  Adjustment: BluePilot Teach-Turn
  Display Indicators:
• Blue LED: Teach indicator
• Green LED: Power status
• Yellow LED: Detection status
  IO-Link: Supported for parameter setting and diagnostics
  LED Risk Group: Free group (EN 62471 compliant)
  Service Life: 100,000 h @ 25 °C

Electrical Interface

Supply Voltage: 10 V DC to 30 V DC
Ripple: ≤ 5 Vpp
Current Consumption: ≤ 30 mA (no load @ 24 V)
Output Type: 2 × Push-pull (PNP/NPN, complementary)
Switching Mode: Light/dark switching
Signal Voltage (PNP HIGH/LOW): UB – 2.5 V / 0 V
Signal Voltage (NPN HIGH/LOW): UB / < 2.5 V
Max Output Current: ≤ 100 mA
Response Time: ≤ 500 µs
Repeatability: 150 µs
Switching Frequency: 1,000 Hz
Pin Functions:

• Pin 4 (Black): Digital output (light switching) or IO-Link (configurable)
• Pin 2 (White): Digital output (dark switching) (configurable via IO-Link)
  Circuit Protection:
• Reverse polarity protected
• Overcurrent and short-circuit protected
  Protection Class: III (EN 61140)

Mechanical Data

Enclosure Rating: Not specified (typically IP67 for W26 series)
Housing Style: Rectangular
Dimensions (W x H x D): 24.6 mm × 82.5 mm × 53.3 mm
Housing Material: Plastic (VISTAL®)
Optics Material: Plastic (PMMA)
Connector Type: M12, 4-pin male
Weight: Approx. 80 g
Max Tightening Torque (Mounting): 1.3 Nm

Safety-Related Data

MTTFD (Mean Time to Dangerous Failure): 626 years
DCavg: 0%
Mission Time (TM): 20 years

Ambient Conditions

Operating Temperature: Not explicitly listed (typically –40 °C to +60 °C for W26 series)
Storage Temperature: Not specified

Certificates and Compliance

• European Conformity (CE)
• IO-Link Certified
• ECOLAB Certified
• cULus Listed
• SICK SIRIC Technology
• RoHS Compliant

Applications

Ideal For:

• Long-range object detection on conveyors
• Packaging, palletizing, and industrial assembly lines
• Automated sorting and storage systems
• Detection of low-contrast or dark materials at distance

Key Features & Benefits

✅ Extended Sensing Range: Up to 2,000 mm with adjustable background suppression.

✅ Smart Sensor Technology: IO-Link for fast parameter changes and real-time diagnostics.

✅ Fast Response: 500 µs response time supports high-speed applications.

✅ Precision Control: BluePilot Teach-Turn ensures fast and accurate setup.

✅ Rugged & Reliable: VISTAL® housing with protected optics and industry-standard durability.

📦 Order Today for Fast UK & Europe Delivery!

At Drive Outlet Megastore, we offer unbeatable SICK WTB26I-24161120A00 prices, fast shipping, and full technical support.

Need assistance with long-range sensing setups or IO-Link configuration? Talk to our automation specialists now.

Powerful range. Smarter control — with SICK and Drive Outlet Megastore.