SICK WLA26P-24162100A00 1218664 Retro-reflective Photoelectric Sensor 18m Push-Pull IP67

SICK WLA26P-24162100A00 is an 18m retro‑reflective photoelectric sensor from the W26 series. PinPoint LED light source with visible red light (635 nm). Reliable detection of film‑wrapped and highly reflective objects. Flexible push‑pull output (PNP/NPN) with light/dark switching. IO‑Link V1.1 communication for parameter setting and Smart Tasks. Cylindrical M12 4‑pin connector, IP66/IP67/IP69K rated VISTAL® housing， ideal for logistics, packaging, and material handling systems.

Key Features:

• Push‑pull output (PNP/NPN, light/dark switching)

• PinPoint LED, visible red light (635 nm)

• IO‑Link V1.1 with Smart Task functions

• BluePilot alignment aid for easy setup

• IP66 / IP67 / IP69K – high environmental protection

• VISTAL® housing – compact and robust

• Specialised for detecting film‑wrapped objects

Applications:

• Packaging machinery – film‑wrapped pallet, shrink‑wrapped bundle detection

• Logistics and warehousing – object presence and positioning on conveyor systems

• Material handling – automated sorting and pick‑and‑place stations

• Automotive industry – part detection on assembly lines

• General factory automation – high‑speed counting and quality inspection

Technical Specifications

Core Specifications:

• Part number: 1218664

• Series: W26

• Functional principle: Photoelectric retro‑reflective sensor, autocollimation

• Sensing range min./max.: 0 m … 18 m (with reflector PL80A)

• Recommended sensing range: 0 m … 12 m

• Light source: PinPoint LED, visible red light (λ = 635 nm)

• Light spot shape/size: Point‑shaped, Ø 100 mm at 10 m

• Polarisation filter: Integrated

• Supply voltage: 10 V DC … 30 V DC (ripple ≤ 5 Vpp)

• Current consumption: ≤ 30 mA (no‑load)

• Output type: Push‑pull (PNP/NPN, complementary)

• Output current: ≤ 100 mA

• Response time: ≤ 500 µs

• Switching frequency: 1,000 Hz

• Circuit protection: Reverse polarity, overcurrent and short‑circuit protection

• Connection type: Male connector M12, 4‑pin

Advanced Specifications:

• Adjustment: IO‑Link (parameter configuration, Smart Tasks)

• Communication interface: IO‑Link V1.1, COM2 (38.4 kBaud), cycle time 2.3 ms

• Alignment aid: BluePilot (blue LED)

• Indication: Green LED (power/IO‑Link), yellow LED (light beam reception)

• Special application: Detecting film‑wrapped objects

• Dimensions (W × H × D): 24.6 mm × 82.5 mm × 53.3 mm

• Housing material: VISTAL® plastic, PMMA optics

• Enclosure rating: IP66 / IP67 / IP69K (according to EN 60529)

• Ambient operating temperature: –40 °C … +60 °C

• Storage temperature: –40 °C … +75 °C

• Weight: approx. 80 g

• UL File No.: NRKH.E181493 & NRKH7.E181493

• MTTF D: 690 years, TM = 20 years (EN ISO 13849)

• RoHS compliant

System Integration:

• This sensor belongs to the SICK W26 series of compact photoelectric sensors. Mount via through‑holes.

• Reflector required for operation (e.g., PL80A for max. range, P250 for standard range, order separately).

• Select light‑on or dark‑on operation as required by the PLC input configuration.

• For advanced setup, use IO‑Link master and SICK SOPAS engineering software.

Standards & Compliance:
Refer to manufacturer official documentation for detailed certification and compliance information.

Related Products:

• PL80A – Fine triple reflector (max. 18 m range)

• P250 – 47×47 mm rectangular reflector (standard applications)

• YF2A14‑020VB3XLEAX – M12 straight socket to open end, 4‑pin, 2 m, PVC