SIPLUS S7-1200 CP 1243-1 based on 6GK7243-1BX30-0XE0 with conformal coating, -40…+70 °C, communications processor CP 1243-1 for connection of SIMATIC S7-1200 as additional Ethernet interface and for connection to control centers via telecontrol protocols (DNP3, IEC 60870, TeleControl Basic), security (firewall, VPN)