1-port RS232/422/485 Modbus Gateway with 1-Port 100BASE-FX SFP MG-115A Datasheet Manual Firmware FeaturesSerial InterfaceOne DB9 interface supports RS232, 2-wire RS485, 4-wire RS485 and RS422 standardsAsynchronous serial data rates up to 921600bpsEthernet Interface1-port 100BASE-FX SFP slotManagement FunctionBuilt-in IP-based Web interface and telnet interface for remote managementSoftware Protocol supports Modbus TCP, Modbus RTU, Modbus ASCII, IP, ARP, DHCP and DNSSupports RTU Master, RTU Slave, ASCII Master, and ASCII Slave four serial operation modes via management interfaceMaster mode supports 32 slave TCP connection requestsSlave mode supports 32 TCP master connectionsPLANET Modbus Gateway utility for finding client device on the network.PLANET Smart Discovery utility automatically finds the client devices on the networkFirmware upgrade/configuration backup and restore via HTTP protocolCase and InstallationCompact size for easy Installation-10 to 60 degrees C operating temperatureReset button for resetting to factory default