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Photoelectric sensors
W4S-3 Inox

Highest reliability, maximum resistance and endless possibilities

Your Benefits

  • Long service life in harsh conditions ensures less downtime and fewer replacement costs
  • Quick and easy alignment due to highly visible PinPoint emitter LED
  • Easy adjustment via a stainless steel metal membrane teach-in pushbutton
  • IO-Link provides easy data access from the PLC
  • Quick and easy configuration
  • Quick and easy integration using function blocks
  • Easy device replacement and identification

Overview

Highest reliability, maximum resistance and endless possibilities

The W4S-3 INOX product family in WashDown design combines rugged watertight IP 69K stainless steel housing with "best-in-class" optical functionality.

These space-saving miniature sensors are able to withstand the most aggressive cleaning agents and disinfectants thanks to a membrane teach-in button that is 100% watertight and pin-cast M12 connections. They can be relied upon for long-term service in critical applications in the food and beverage, pharmaceutical, solar, and electronics industries.

At a glance
  • WashDown rated for fluid tightness (IP 66, IP 67, IP 68 and IP 69K) and Ecolab certified
  • Tough stainless steel housing (316L/1.4404)
  • Resistant to a variety of common cleaning and disinfection agents
  • Highly visible laser-like light spot due to PinPoint LED
  • Teach-in via stainless steel pushbutton with a metal membrane
  • Flexible sensor settings, monitoring, advanced diagnostics, and visualization thanks to IO-Link

Technical overview

 
  • Technical data overview

    Technical data overview

    Dimensions (W x H x D)

    15.25 mm x 44.5 mm x 22.2 mm

    15.25 mm x 48.6 mm x 22.2 mm

    15.25 mm x 49.2 mm x 22.2 mm

    15.25 mm x 44.9 mm x 22.2 mm

    15.3 mm x 55.4 mm x 22.2 mm

    Sensing range max.

    4 mm ... 500 mm 1)

    4 mm ... 120 mm 1)

    4 mm ... 280 mm 1)

    20 mm ... 200 mm 1)

    0 m ... 4 m 2)

    0 m ... 5 m 2)

    0 m ... 5 m

    Light sourcePinPoint LED / LED
    Type of lightVisible red light
    Enclosure rating

    IP66, IP67, IP68, IP69K 3)

    IP66, IP67, IP68, IP69K

    Housing material

    Stainless steel stainless steel 316L

    Stainless steel Stainless steel V4A (1.4404, 316L)

    Stainless steel AISI 316 L, SiOx

    Adjustment

    Cable 4)

    Single teach-in button

    Cable, Single teach-in button 4)

    Cable

    Single teach-in button 4)

    None

    • 1) Object with 90 % reflectance (referred to standard white, DIN 5033).
    • 2) Reflector PL80A.
    • 3) Only in case of correctly mounted IP69K connecting cable.
    • 4) External teach-in: pulse > 2 s with voltage Uv with PNP and M with NPN.
All technical data can be found accompanying the individual product

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