SIPLUS S7-1200 CP 1243-1 -40...+70°C with conformal coating based on 6GK7243-1BX30-0XE0 . Communications Processor CP 1243-1 for connecting SIMATIC S7-1200 as additional Ethernet interface and for connection to control center via remote system protocols (DNP3, IEC 60870, TeleControl Basic), Security (Firewall, VPN)