ANSI/HI 7.1-7.5-2006 (M115)
This new standard is for controlled volume metering pumps (also known as metering pumps, proportioning pumps, chemical injection/feed pumps or dosing pumps) are reciprocating positive displacement pumps typically used for the injection of chemical additives, proportional blending of multiple components, or metered transfer of a single liquid. It includes:
Types and construction characteristicsNomenclatureDefinitionsApplication of Controlled Volume Metering PumpsInstallation, operation, and maintenance
Keywords: 7.1-7.5