H 2 O Sensor Technology Objective of Presentation

H 2 O Sensor Technology

Objective of Presentation • • • Physics of Technology Installation Requirements Drawings & Applications

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

Installation Requirements • • • Probe sizes – 490 mm or 1, 470 mm lengths Flange - 4 inch, 150 lb ANSI Power – 110 V, 5 Amps Output Signal – 4. . 20 m. A isolated Measurement unit – g/m 3 corrected to 0 C at process pressure Other Units – Equations are provided (i. e. , dewpoint, RH, humidity ratio)

Picture / Drawing

H 2 O 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….