1. H2O Sensor Technology

2. Objective of Presentation
Physics of Technology
Installation Requirements
Drawings & Applications

3. Physics of Technology Absolute Humidity Sensor Advantages
Direct measurement of the water molecule
Dipole moment measuring effect
In-situ measurement
Advantages
High temperature operation – 850F
High particulate operation
Minimal maintenance
Corrosive and condensing environments are not an issue
Accurate
Robust (sensor life is 10 years minimum)

4. Installation Requirements
Probe sizes – 490 mm or 1,470 mm lengths
Flange - 4 inch, 150 lb ANSI
Power – 110V, 5 Amps
Output Signal – mA isolated
Measurement unit – g/m3 corrected to 0C at process pressure
Other Units – Equations are provided (i.e., dewpoint, RH, humidity ratio)

5. Picture / Drawing

6. H2O Projects Other Customers
Frito Lay : Dryer and waste heat recovery projects
Cargill: Dryer control
International paper: Hog fuel boiler-environmental
Foremost Farms: Spray dryer control
Wausau Paper: Yankee hood application
Westlake Chemical: Fluid bed dryer control
Applications: combustion control, blast furnace control, corn wet milling, gasification, scrubber control, curing ovens, steam reformers, industrial dryer control, phosphates, tube leak detection….