Providing signal analyses of emergency stop equipment, Schmersal SRB-EXi safety relay modules also monitor switchgear up to Category 4, PL e in accordance with ISO 13849 and SIL 3 in accordance to IEC 61508. They 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-wide housing. The modules meet the requirements of explosion protection in food production where powdered ingredients or end products are processed, manufactured or stored.

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