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ISO 11120 is applicable to tubes having an opening at each end
This part of ISO 16122 defines the general requirements to be fulfilled for the inspection of all types of sprayers for plant protection products used in agriculture
Note 2: BS EN IEC 60730-2-12 does not apply to electrically operated door locks intended for security access applications
but maybe introduced later
Turbines and turbine sets. Measurement of emitted airborne noise. Engineering/survey method Ingestion-build-53008 ISO 11120 is applicable to1 Scope This document specifies methods for measuring the noise emission of a turbine or turbine set under steady state operating conditions. It specifies methods for measuring the sound pressure levels on a measurement surface enveloping a source, and for calculating the sound power level produced by the source. It gives requirements for the test environment and instrumentation, as well as techniques for obtaining the surface sound pressure level