HNL markets a full range of Hygrometers using state-of-the-art electronics to the standards & Specifications of MOISTURE SENSORS. They incorporate the most accepted & highly reliable, accurate, fast, stable and long life SENSORS having unique AUTOMATIC calibration feature and are equipped with single or dual alarms, adjustable over the complete range. They are ideal for rapid check or continuous online analysis of dew point or moisture content of air or gas in dryers or industrial processes.