Safety Controllers for Explosive Environments

Schmersal is proud to introduce the SRB-EXi series; a generation of safety relay modules which combines the proven SRB safety relay functionality with the demands of explosion protection.

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Aw 94389 Schm

Schmersal is proud to introduce the SRB-EXi series; a generation of safety relay modules which combines the proven SRB safety relay functionality with the demands of explosion protection.

The SRB-EXi are suitable for secure signal analysis of emergency stop equipment and for safety monitoring of switchgear up to Category 4, PLe in accordance with ISO 13849 and SIL 3 in accordance to IEC 61508.

The SRB-EXi modules are developed on the foundation of the European ATEX directive and fulfill the international IECex requirements as well as the INMETRO (National Institute of Metrology, Standardization and Industrial Quality, Brazil) specifications for the Brazilian and South American market, allowing these units to be used in hazardous atmosphere applications throughout the world.

Features of the SRB-EXi series include intrinsically safe designed inputs, up to 2 safety outputs, options for an auxiliary output, LED status and diagnostics, automatic or manual reset and a 22.5mm width housing.

The requirements of explosion protection apply in many areas of industry - not only in the chemicals industry, but also in food production where powdered ingredients or end products are processed, manufactured or stored.

Schmersal is an industry leader with over 70 years’ experience in the design and manufacture of machine safety products, industrial switches, position sensors, and control accessories for a wide variety of applications. Our product designs are focused on ways to protect machinery operators and maintenance personnel from recognized hazards in a variety of industries, in compliance with current local and international standards, without compromising productivity. With over 25,000 different products to offer, Schmersal is considered one of the largest machine safety component suppliers in the world. Schmersal products are available at more than 120 stocking distributors throughout the U.S. and Canada, with additional sales offices and distributors in over 22 countries.

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