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Digital Microwave Moisture Measurement for Concrete, Asphalt and Process Industries from Hydronix

High temperature, flush mount, digital moisture sensor for installation in explosive dust environments.

The Hydro-Mix HT-EX has been designed to measure moisture in flowing bulk solids such as animal feed, grain, rice and pulses. The sensor can be easily installed in ducting, conveying and mixing systems. It is suitable for Zone 20 process environments and is specifically designed for high temperature applications.


  • ATEX: Group II Category 1 D
  • IECEx: Zone 20
  • ETL: Class II, Div 1

Comprising a single, intelligent unit that contains all on-board functionality including signal processing and averaging, the Hydro-Mix HT-EX precisely measures the moisture content of material passing over the ceramic faceplate.

Remote configuration, calibration, diagnostics and firmware upgrades are simple using Hydronix Hydro-Com software. The linear output allows direct integration with any control system using industry standard interfaces.

EX High temperature moisture sensor

Hydro-Mix HT-EX with Fixing Plate and Clamp Ring

Hydro-Mix HT-EX hight temperature moisture sensor

Hydro-Mix HT-EX data plate