This Standard is for controlled-volume metering pumps,which are rediprocating power pumps used to accurately displace a predetermined volume of liquid in a specified time period.
HI 7.1-7.5-2006 history
2024HI 7.1-7.5-2017 American National Standard for Controlled-volume Metering Pumps for Nomenclature, Definitions, Application, and Operation
2013HI 7.1-7.5-2013 Controlled-Volume Metering Pumps for Nomenclature, Definitions, Application, and Operation
2006HI 7.1-7.5-2006 Controlled-Volume Metering Pumps for Nomenclature, Definitions, Application, and Operation