4-port RS-422/485 Mini PCI Express boards. Surge & isolation protection. DIP switch for 120-ohm terminal resistance and wide operating temperature of -40C to 85C.
16 port Serial to Ethernet Modbus Gateway with power and network redundancy. Converts between Modbus TCP and Modbus RTU/ASCII protocols. Up to 496 serial slave nodes
8 port Serial to Ethernet Modbus Gateway with power and network redundancy. Converts between Modbus TCP and Modbus RTU/ASCII protocols. Up to 248 serial slave nodes