•Built-in Web Server  
 •Web HMI  
 •Support for both Modbus TCP and Modbus UDP Protocols  
 •Communication Security  
 •2-port Ethernet Switch for Daisy-Chain Topology  
 •Dual Watchdog  
 •Wide Operating Temperature Range: -25 ~ +75°C  
 •I/O Pair Connection  
 •Built-in I/O ?DI/Counter: 8 Channels  
 ?DO: 8 Channels