Sick Retroreflective Photoelectric Sensor, Rectangular Sensor, 0.1 → 5 m Detection Range

The W4S-3 family of photoelectric sensors offers best-in-class performance in a slim housing design. Universal use of the latestASIC and Pinpoint LED technologies provide maximum reliability in the detection of all objects, including transparent and shiny objects like blisters, e-cards and aluminium cans.

Optical axes on the flat side enable simple, space-saving integration in the machine environment - even without separate mounting brackets.

Best background suppression sensor in its class
Universal use of Pinpoint LED technology in all models
BGS proximity sensor with laser-like light spot for precise detection tasks
Reliable setting via 5-turn potentiometer, teach-in pushbutton, teach-in via cable or IO-Link
Flexible sensor settings, monitoring, advanced diagnostics, and visualization thanks to IO-Link

Application versatility due to reliable detection of shiny, transparent or jet-black objects
Very quick and easy alignment due to the highly visible, intense Pinpoint LED light spot
Rugged mounting system with M3 threaded metal inserts reduces maintenance costs due to a long service life
Background suppression sensors with a laser-like light spot reduce costs and installation of additional protective measures by replacing laser sensors
IO-Link provides easy data access from the PLC
Quick and easy configuration
Quick and easy integration using function blocks

Product details cover the whole product family. For details on the specifications for this individual product, please refer to the datasheet.