The 2986575 is a safe coupling relay designed for SIL 2 high and low-demand applications, coupling digital output signals from failsafe controllers to I/O devices for electrical isolation and power adaptation. This module features two enabling current paths, one alarm contact, and forcibly guided contacts per EN 50205. Housed in a narrow 17.5 mm package with plug-in screw terminals, it includes an integrated test pulse filter to ensure a long service life. It is specifically designed for safe state off applications, providing reliable performance for devices like valves.