ASi-3 PROFIBUS Gateway with integrated Safety Monitor, 1 ASi master, 1 power supply for 2 ASi networks, 6 digital inputs or 3 x 2 channels safe inputs (SIL 3, cat. 4), expandable to max. 31 x 2 channels safe inputs, 1891 x 2 channels safe inputs in max. configuration, 6 release circuits (6 x electronic safe outputs), expandable to max. 31 safe outputs, 991 safe outputs in max. configuration, Safe Link, diagnostic and configuration via Ethernet diagnostic interface, duplicate address recognition, ASi fault detector, programming in C optional, IP20