Precision Grade Products
Ventostat® Precision Grade Controllers utilize Telaire’s dual beam technology where a reference channel is used to maintain sensor calibration. ABC Logic™ can also be activated by the user. Intended for spaces that are occupied 24 hours/day, greenhouse, industrial as well as health and safety applications. Applications include Greenhouses, Mushrooming, Wineries, Industrial, Livestock, Breweries and Hospitals.

All units are factory set at 0-2000 ppm (equals 4-20 mA or 0-10 V) but are adjustable up to 10,000 ppm. Typical accuracy is ±50 ppm or 7% (8502 is ±750 ppm or 5%). For added protection in harsh environments, units with black cases feature UL94-5V plastic and a conformally coated electronic.