and CGa series models

While functionally similar to other 24V sequencers

Built for the rigorous demands of two-pipe steam and hot water systems

The F115-20F designation indicates the fan will energize at 115°F and cycle off once the temperature drops by the 20°F differential (hitting approximately 95°F)

Johnson Controls V-3100-611 Replacement Diaphragm and CGa series modelsFor field technicians maintaining legacy pneumatic systems, the Johnson Controls V 3100 611 is the definitive replacement diaphragm for the V 3802 Pneumatic Oval Top Actuator. This synthetic elastomer component is engineered to restore the actuator performance and sealing integrity of V 3800 series units and VT series valves. Designed for high temperature applications, it withstands media temperatures up to 281F and a maximum control pressure of 30