ISO/NP 11943-1

Hydraulic fluid power — Online automatic particle-counting systems for liquids — Part 1: Part 1: Methods of validating the hydraulic circuits.

General information

10.60   Close of voting   Sep 15, 2026

ISO

ISO/TC 131/SC 6 Contamination control

International Standard

Scope

This document establishes methods for:
— validating online particle counting systems with and without online dilution and associated subsystems
— validating equipment used to prepare secondary calibration suspensions for automatic particle counters;

Life cycle

PREVIOUSLY

PUBLISHED
ISO 11943:2021

NOW

IN_DEVELOPMENT
ISO/NP 11943-1
10.60 Close of voting
Sep 15, 2026