Schmersal SRB301MC-24V Safety Relay Module, 3 Safety Contacts

The Schmersal SRB301MC-24V (101190684) is a 22.5 mm safety relay module with 3 safety contacts (STOP 0) and 1 signalling output for emergency stop and guard door circuits.

It processes contact-based sensors and AOPDs, has feedback circuit monitoring and an automatic reset option, and is rated up to PL e and Category 4 with a PFH of 2.0 x 10^-8 /h. Safety contacts are rated AC-15 230 V / 6 A with self-cleaning, positive-drive contacts, and drop-out on emergency stop is typically 20 ms. It runs on 24 VAC/DC in a 22.5 x 100 x 121 mm housing, weighs 269 g and operates from -25 to +60 C.