OIML R 60-2 • Metrological controls and performance tests

  • OIML R 60-2 • Metrological controls and performance tests
  • 2  Type evaluation
  • 2.10  Test procedures

2.10.5 Determination of humidity effects for load cells marked CH or not marked

This test is applied to verify compliance with the provisions in R 60-1, 5.6.3.1.

  • 2.10.5.1  Check test conditions
  • 2.10.5.2  Insert load cell
  • 2.10.5.3  Preload load cell
  • 2.10.5.4  Check indicating instrument
  • 2.10.5.5  Monitor load cell
  • 2.10.5.6  Record indication
  • 2.10.5.7  Apply load
  • 2.10.5.8  Record indications
  • 2.10.5.9  Remove load
  • 2.10.5.10  Record indication
  • 2.10.5.11  Repeat procedures for different accuracy classes
  • 2.10.5.12  Conduct damp heat, cyclic test (CH)
  • 2.10.5.13  Remove load cell from chamber
  • 2.10.5.14  Repeat test procedures
  • 2.10.5.15  Determine the magnitude of humidity-induced variations