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Full Description

This standard provides recommended practices for measuring the mass flow rate of volatile refrigerants using calorimeters.

Units: Dual 

 

Document History

  1. ASHRAE 41.9-2021


    Standard 41.9-2021 -- Standard Methods for Refrigerant Mass Flow Measurements Using Caloriemeters (ANSI Approved)

    • Most Recent
  2. ASHRAE 41.9-2018


    Standard 41.9-2018 -- Standard Methods for Refrigerant Mass Flow Measurements Using Calorimeters (ANSI Approved)

    • Historical Version
  3. ASHRAE 41.9-2011


    Standard 41.9-2011 -- Standard Methods for Volatile-Refrigerant Mass Flow Measurements Using Calorimeters (ANSI approved)

    • Historical Version
  4. ASHRAE 41.9-2000 (RA 2006)


    Standard 41.9-2000 (RA 2006) -- Calorimeter Test Methods for Mass Flow Measurements of Volatile Refrigerants (ANSI approved)

    • Historical Version
  5. ASHRAE 41.9-2000

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    Standard 41.9-2000 -- Calorimeter Test Methods for Mass Flow Measurements of Volatile Refrigerants (ANSI Approved)

    • Historical Version
  6. ASHRAE 41.9-1988


    A Standard Calorimeter Test Method for Flow Measurement of a Volatile Refrigerant

    • Historical Version