SCALANCE XR324-4M EEC; MANAGED IE SWITCH, 19″ RACK; 16X 10/100/1000 MBIT/S FOR RJ45 PORTS ELECTRICAL; 4X 100/1000 MBIT/S FOR 2-PORT MEDIA MODULES, ELECTRICAL OR OPTICAL; LED DIAGNOSTICS; ERROR SIGNALING CONTACT; SELECT/SET PUSHBUTTON, PROFINET IO DEVICE, NETWORK MANAGEMENT, INTEGRATED REDUNDANCY MANAGER; POWER SUPPLY 1X 24 V DC; PORTS AT THE BACK