Aprilaire 8620 installation instructions Specifications, Environment, Electrical, Thermal

Specifications

	Environment
Temperature	Operating: 32° to 120°F (0° to 48.9°C)
	Shipping: -30° to 150°F (-34.4° to 65.5°C)
Relative humidity	Operating: 5% to 90% R..H.. (non-condensing)

	Electrical
Operating voltage	24VAC (18 – 30VAC)
Current	Maximum: 2.5A (total), 1.0A (single output)
	Maximum surge current: 5A
	Dual power.. Can be battery or 24VAC powered..
Power supply	When both the sources are available, battery will be used as
	back up power..
Battery power	Battery power: AA size alkaline battery x 2
	Battery life: Approximately 1 year

	Thermal
Outdoor & Remote temperature sensor	Maximum distance: 300 feet
Room temperature measurement	Display range: 32° to 99°F (0° to 40°C)
Outdoor temperature measurement	Display range: -20° to 130°F (-30° to 55°C)
Setpoint temperature range	Heat: 40° to 90°F (4° to 32°C)
	Cool: 50° to 99°F (10° to 37°C)
Setpoint humidity range	Humidification: 10% to 50% R..H..
	Dehumidification: 40% to 90% R..H..

	P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357
	www.aprilairepartners.com
10009857 4..12	U.S. Patent Number 8,146,376 (and other patents pending)
B2205748A	© 2012 Aprilaire – A division of Research Products Corporation

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