Moxa's ioLogik E1200 remote Ethernet I/Os come with two embedded Ethernet switch ports to enable a daisy-chain topology. The Active OPC Server enables them to be integrated with SCADA systems. The user-definable Modbus address allows for the easy upgrading. With free Active OPC Server, the ioLogik can use push communication with HMI/SCADA systems to provide instant I/O status.