FX3U-ENET-L USER'S MANUAL - Automation Systems and Controls

1OVERVIEWMELSEC-F11) Collection and modification of PLC data(Communication using the MELSEC Communication Protocol (referredto below as the MC Protocol))2) Transmission and reception of arbitrary data to/from external devices(Communication using fixed buffers)3) Data transmission by e-mail(When using the e-mail function)POINTThe module operation is not guaranteed if any of the following connection isused. Check the module operation on the user side.• Connections using the Internet (general public line) (Connections usingInternet connection service provided by Internet service providers andtelecommunications carriers)• Connections using devices in which a firewall is installed• Connections using broadband routers• Connections using wireless LAN1 - 21 - 2