Automatic hydraulically pilot operated control valve, with diaphragm, for pressure relief, flow control, level control, altitude control, upstream pressure relief, surge anticipating control, pump start-stop control, on-off or step by step solenoid control, as well as multiple combinations and variations in water distribution systems, buildings, industrial plants, etc.
Specification of the range:
Body in ductile iron, fluidized bed epoxy coated. Flanged ends DN50-DN400 EN 1092/2. Design pressure range PN10-PN40. Several design combinations: multiple combinations of functions, different materials & connections, "GRIFO" unit to enhance flow stability and accuracy, different adjustment ranges, anti-cavitation plug, pilot circuit in stainless steel, position indicator, position transmitter, etc.
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