Description The control of atmosphere conditions in a furnace is very critical to successful heat treating of metal parts in order to achieve the specified metallurgical and mechanical properties. Cryotronix's Series FA systems are designed to provide full control of flow conditions of all input gases, which ensures accurate monitoring and adjustment of the resultant furnace atmosphere. The wide range of capacities and the variety of input and output configurations make the FA series adaptable to any thermal treatment process, in any atmosphere type furnace.  Cryotronix control systems are custom designed and built using high quality components and compatible materials to ensure reliable operation and long life. Complying with or exceeding NFPA 86C requirements, FA series are tested, calibrated and certified prior to shipment and carry Cryotronix 's full warranty. Features Modular design permitting ease of installation and upgrading, Manual to fully automatic operation configurations, Multi-level safety functions, Rugged, quality components, Electronic controls