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Flow Meters: Meters / Gravity Liquid
Home / Meters / Gravity Liquid

Company Business Type  
Aalborg Instruments Manufacturer, Service Company
Abell Combustion, Inc. Distributor, Manufacturer, Manufacturers' Rep, Service Company
Controls Warehouse Distributor, Manufacturer, Service Company
Ernst, John C., Co., Inc. Distributor, Manufacturer
Great Plains Industries, Inc. Manufacturer
Lambda Square Inc. Manufacturer
Lincoln Gravity Flow Liquid Meters Distributor, Manufacturer, Manufacturers' Rep, Service Company


One of the earlier flow meters in use was the orfice plate flowmeter which uses a plate with a hole through it, placed in the fluid flow. This orfice plate constricts the flow, resulting in a pressure differential across the constriction. By knowing the area of the constriction and the pressure differential the flow rate can be determined. There are threecommon types of orifices in use: concentric, eccentric, and segmental