NEN ISO 21018-3 : 2008
Current
The latest, up-to-date edition.
HYDRAULIC FLUID POWER - MONITORING THE LEVEL OF PARTICULATE CONTAMINATION OF THE FLUID - PART 3: USE OF THE FILTER BLOCKAGE TECHNIQUE
12-01-2013
Defines a method for the semi-quantitative determination of the particulate contamination level using the filter blockage technique (also known as the mesh-obscuration method or the pore-blockage technique) either on-line or off-line in containers. It also defines procedures for calibrating the instruments and verifying their correct operation both in the laboratory and in service.
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