FreeWave Technologies’ IO Expansion line increases the degree of monitoring, control and optimization, and offers flexible and easily expandable wired and wireless IO. The water and wastewater industry benefits from FreeWave’s FGR2-IO-IOE and IOEX with the ability to monitor and control more input/output variables in water tanks, water reservoirs, pumps, variable frequency drives, sewer lift stations, flowmeters, pipeline pressures and chemical injection pumps.