Ductile Iron Modulating Float Valve with Pressure Sustaining Feature
979GD-20 (Globe) and 979AD-20 (Angle) Series is designed to maintain a constant liquid level in a tank or reservoir, and also throttle to sustain a minimum upstream pressure during tank filling operations. Valve throttles open on a lowering liquid level and closed upon a rising liquid level.
- Automatically maintains a constant liquid level in a tank or reservoir
- Controlled by a remote mounted Modulating Float Pilot
- Closing speed and Pressure Sustaining setpoint are adjustable
- Throttles to maintain minimum upstream pressure during fill cycle
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