Simple operation, economical and low maintenance. Retrofit functionality, easy to integrate into existing sampling or distribution systems. High integrity moisture in liquid measurement from 0.01 ppm W to saturation point Multi-channel with up to four completely independent measurement channels. Robust design for undisturbed operation in many non-polar liquids for extended periods. Three configurable 4...20 mA outputs and Modbus RTU-based digital communication. Sensor element replaceable by Michell Calibration Exchange Service for reliable and low-cost calibration. NIST and NPL traceable calibration Available version Optional, highly reliable and economical 2- wire O2 loop transmitter.