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Description of the Valve The high-pilot valve is a pressure dependant switching valve for use in safety-control-units (HIPP-Systems or slam shut valves). It is a leakage free block type poppetvalve. Its control piston (3) cnsists of a stainless steel bellow, which guarantees that no leakage and no friction will influence the accuracy of the valve. The low-pilot valve is a pressure dependant switching valve for use in safety-control-units (HIPP-Systems or slam shut valves). It is a leakage free block type poppetvalve. Its control piston (3) cnsists of a stainless steel bellow, which guarantees that no leakage and no friction will influence the accuracy of the valve.
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