PMC Engineering LLC Relative Humidity/Temperature Digital Transmitter for Wall Mounting WM291

The WM291 relative humidity transmitter includes the interchangeable HYGROSMART module. The interchangeable module lets you recalibrate the transmitter simply by replacing the sensor head with the HYGROSMART module. As a result, maintenance costs are greatly reduced and down-time is minimized. Third output optional Analog and digital output standard Based on the interchangeable Hygrosmart module Analog output signals selectable through software Metric or imperial measurement units selectable through software Available with calculated absolute humidity, dew-point, frost point, mixing ratio or specific enthalpy output