SmartMod I/O is a RTU/Modbus based I/O system designed to fill-out the I/O complement for applications utilizing XLe, LX, or any other OCS/RCS family Controller. 

As many as 31 SmartMod I/O modules may be daisy chained on a single RS-485 link. 

SmartMod I/O is DIN-rail mounted, powered from 10-30VDC, and features 2000vac optical isolation.