Dual Chamber Control Valve - Reduced Port with Mechanical Check - S6518, S61518

Series S6518, S61518 are reduced port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part within the valve, allowing it to open or close as commanded by the pilot control system. The lower portion of this two-piece assembly is a mechanical check feature, which acts independent of diaphragm position or pilot control system, and provides immediate check action when flow ceases.

Features

• Mechanical check feature provides immediate check action when flow ceases
• Two-piece assembly opens and closes as commanded by the pilot control system
• Simplified and efficient design is easy and economical to maintain
• Stainless Steel construction offers superior corrosion resistance for longer life