SICK WTT12L-B2522 PowerProx Laser Distance Sensor (1085283)

WTT12LB2522 – The SICK WTT12L-B2522 is a compact and precise laser photoelectric proximity sensor using optical time-of-flight (TOF) technology and background suppression. With a sensing range of 100 mm to 1,400 mm, it provides reliable object detection across various surfaces and colors. Featuring a Class 1 red laser, dual push-pull switching outputs (PNP/NPN), and IP67 housing, this sensor is ideal for high-performance detection in confined spaces or fast-moving environments.

Technical Specifications

• Model: WTT12L-B2522
• Part Number: 1085283
• Series: W12 PowerProx
• Sensor Type: Laser photoelectric proximity sensor
• Sensing Principle: Optical TOF (Time-of-Flight), background suppression
• Sensing Range (Typical): 100 mm to 1,400 mm
• Max. Sensing Range: 50 mm to 1,400 mm
• Light Source: Red laser (658 nm)
• Laser Class: Class 1 (IEC 60825-1 / CDRH)
• Light Spot Size at 1,400 mm: Ø 10 mm
• Adjustment Method: Single Teach-In button
• Outputs:
  • 2 x Push-Pull (PNP/NPN)
  • Q, /Q configurable
  • Light/dark switching
• Max. Output Current: ≤ 100 mA
• Response Time: ≤ 16.7 ms
• Switching Frequency: 30 Hz
• Sender Off Input: Yes
• Supply Voltage: 10–30 V DC
• Ripple: < 5 Vpp
• Current Consumption: 70 mA
• Protection Class: III
• Circuit Protection:
  • A: Reverse polarity
  • B: Short-circuit protection
  • C: Power supply protection
• Warm-Up Time: < 15 min
• Initialization Time: < 300 ms
• Enclosure Rating: IP67
• Housing Material: VISTAL® plastic
• Optics Material: PMMA
• Dimensions (W × H × D): 20 × 49.6 × 44.2 mm
• Connection: M12, 5-pin male connector
• Weight: 48 g
• Country of Origin: Germany
• Lifecycle Status: Active product

Function & Application

Purpose:
The WTT12L-B2522 is designed for precise non-contact distance measurement using time-of-flight technology, making it highly reliable even on dark, shiny, or angled surfaces. With fast switching, rugged IP67 housing, and dual outputs, it’s ideal for material handling, robotic positioning, and machine automation.

Typical Applications:

• Box and part detection on conveyors
• Robotic pick-and-place positioning
• Storage/retrieval systems (AS/RS)
• Pallet detection and distance verification
• Presence detection in compact installations

Compliance & Classification

• CE Conformity: Yes
• cULus Certified: Yes
• RCM Certified (Australia/NZ): Yes
• RoHS Compliance: Yes
• WEEE Take-Back Obligation: Yes

SCIP Number: Not applicable
Commodity Code: 90318080
Product Class: A – Returnable stock item

Key Features & Benefits:

✅ Time-of-Flight Precision: Delivers fast and accurate object detection with background suppression.

✅ Dual Push-Pull Output: PNP/NPN selectable and independently configurable.

✅ Visible Red Laser (Class 1): Safe and easy to align during installation.

✅ IP67 Housing: Protected against dust, water, and industrial conditions.

✅ Compact and Lightweight: Ideal for installations with limited mounting space.

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