Schmersal SRB301MC 101190684 NSMP Controller

Schmersal SRB301MC-24V is a 24V safety relay module with three safety contacts and one signaling output, designed to safely process inputs from protective devices in stop circuits and guarding applications. The unit, article number 101190684, features a 269 g plastic housing (glass-fiber reinforced thermoplastic) with ventilation, and includes four status LEDs to indicate operation and fault conditions. It supports both potential-operated safety devices (AOPD) such as safety light curtains and potential-free contacts like emergency stops and interlocked guards, with short-circuit, wire-break, and earth-fault detection, plus an automatic reset option and an integrated reset input. Certified to EN IEC 62061, EN ISO 13849-1, EN IEC 60947-5-1, EN IEC 60947-5-3, EN IEC 61508, EN IEC 60204-1, EN IEC 60947-1 and designed for use in industrial safety circuits with 24V operation.