Description
The WAGO 750 series fail-safe/safety DC digital input slice module is designed for high safety applications, meeting SIL3/Cat4/Ple or SIL2/Cat2/Pld standards. It features 4 digital inputs with fail-safe capabilities and test pulse functionality, operating at 24Vdc and supporting PROFIsafe communication. The module is powered by a 5Vdc supply from the system, uses spring CAGE CLAMP connections, and mounts on a DIN-35 rail with a 12mm width. It is rated for ambient temperatures from 0°C to +55°C and complies with multiple IEC and EN safety standards. This module replaces the obsolete 750-661/000-003 component and is equivalent to 750661000004.