ASi-3 BACnet/IP Gateway with integrated Safety Monitor, 2 ASi masters, OPC UA server, 6 digital inputs or 3 x 2 channels safe inputs (SIL 3, cat. 4), expandable to max. 128 x 2 channels safe inputs, 3968 x 2 channels safe inputs in max. configuration, 6 release circuits (6 x electronic safe outputs), expandable to max. 128 safe outputs, 3968 safe outputs in max. configuration, Safe Link, diagnostic and configuration via BACnet or Ethernet diagnostic interface, duplicate address recognition, ASi fault detector, programming in C optional, IP20