Reference number
ISO 1607-2:1989
© ISO 2024
ISO 1607-2:1989
Positive-displacement vacuum pumps — Measurement of performance characteristics — Part 2: Measurement of ultimate pressure
Edition 2
1989-10
Withdrawn
Withdrawn (Edition 2, 1989)

Abstract

The considered pumps discharge the gas against atmosphere pressure and achieve a limiting inlet pressure of less than 100 Pa in one stage. The method adopted is that the ultimate pressure is measured at a specified temperature in a specified form of test dome attached to the inlet of the pump.

General information

  • Status
     : Withdrawn
    Publication date
     : 1989-10
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 112
    ICS :
    23.160 
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