Honeywell HM509 Owner's Manual - Page 3

About your new thhuemrmidoifsietart TrueSTEAM Direct-Injection Humidifier Congratulations on your new humidifier. Your Honeywell TrueSTEAM direct-injection humidifier provides the high performance and efficiency of steam humidification with easier maintenance than traditional humidifiers. Benefits • Actually controls your equipment for maintaining desirable humidity levels in your home year-round. • Requires less water, reducing usage up to 70% when compared to flow-through humidifiers. TrueSTEAM comes with one of the following control packages: VisionPRO IAQ Total Comfort System YTH9421C1002 • Controls both temperature and TrueSTEAM. • Sensor for displaying outdoor temperature. • Intuitive user interface for easy 7-day temperature programming. • Easy-to-read backlit digital display. • Maintenance and service reminders. • Controls other air quality equipment when you're ready. TrueIAQ Digital Control DG115EZIAQ • Automatic adjustments maintain ideal humidity. • Sensor for displaying outdoor temperature and humidity. • Shows actual humidity and desired setting. • Maintenance and service reminders. • Controls other air quality equipment when you're ready. Manual Control H8908ASPST • Manual control with intuitive comfort settings. • Integrated humidity chart for accurate control in changing conditions.  69-2035EFS-05