Three variations are available, which differ in the mix of digital and analog I/O.  All units include an RJ45 Ethernet port allowing you to attach to the network for communication with the processor.  The built-in 900MHz radio transeiver allows you to create a remote network of Slice I/O modules are linked back to a master module which connects to the PLC.  The radio system supports line-of-sight distances up to 14 miles.Three variations are available, which differ in the mix of digital and analog I/O.  All units include an RJ45 Ethernet port allowing you to attach to the network for communication with the processor.  The built-in 900MHz radio transeiver allows you to create a remote network of Slice I/O modules are linked back to a master module which connects to the PLC.  The radio system supports line-of-sight distances up to 14 miles.