Photoelectric sensors rectangular for explosive atmospheres – SICK

Safe and reliable switching in Ex-areas.
The photoelectric sensors rectangular SICK Series have been developed for applications in explosive areas, in order to provide intrinsic safety.

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Features

W24-2 Ex

Safe and reliable switching in external areas;
Corresponds to category 2G according to guideline 94/9/EG (ATEX) and may be used in zones 1 and 2 (gases and fumes);
Precise background suppression;
Namur switching output.

W18-3 Ex

Ready-to-install, standardized model: sensor + protective housing;
Complies with category 3D and 3G according to guideline 94/9/EG (ATEX);
Precise background suppression;
Insensitive to optical interference effects.

W27-3 Ex

Ready-to-install, standardized model: sensor + protective housing;
Complies with category 3D and 3G according to guideline 94/9/EG (ATEX);
Infrared light, very large scanning range;
Operation reliability in industrial environments: with optical reflections and equipment mounted opposite.

Advantages

W24-2 Ex

Allows longer sensing range despite the limited factors of the norms for Category 2G (ATEX, explosive environments);
Metal housing that has been IP 69K tested provides reliability and a long service life;
Flexible installation due to 90° rotatable connector.

W18-3 Ex

Autocollimation optics and polarizing filters ensure reliable detection of shiny objects;
Quick and easy alignment and setup due to highly visible red light;
Reliable use in potentially explosive atmospheres;
Application-specific sensitivity control via potentiometer;
Quick and easy installation due to a wide range of accessories, especially reflectors.

W27-3 Ex

Ready-to-install sensors conform to the 3G/3D category for explosive zones (ATEX);
Less contamination due to high operating reserves, reducing downtime;
Resistant to vibrations, reducing downtime;
Withstands harsh environments, making it suitable for a wide range of applications with operating temperatures from -20 °C - +50 °C.

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