Available. The Murr Elektronik 55561 is a compact VDC Logic I/O module designed for industrial automation applications. This module features 8 digital inputs and 4 digital outputs, all with safety functions up to category 4/PLe (EN ISO 13849-1), SIL3 (IEC 61508), and SILCL3 (IEC 62061). It operates over a temperature range of -20°C to +55°C and is housed in a metal enclosure with an IP67 protection rating, ensuring durability in harsh environments. The module supports PROFINET IO and PROFIsafe protocols, with a conformance class B and a maximum data transfer rate of 100 Mbit/s. Connectivity is facilitated through M12 D-coded connectors for industrial communication and 7/8'' 5-pole connectors for power supply, capable of handling up to 9 A. The 55561 is suitable for applications requiring reliable and safe digital I/O operations in industrial settings.