The dew.IQ single-channel hygrometer combines our technologically advanced M Series moisture probe with state-of-the-art electronics for superior speed of response, stability and overall performance.When combined with the new IQ.probe, swapping out moisture probes in the field takes seconds – no required programming. Measurement range is form ambient to ppb moisture concentrations in a wide variety of gases. The dew.IQ is available in a 9 ½ inch rack, bench, panel and wall-mount weatherproof packages.