NEN EN ISO 7494-2 : 2015

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements for the water supply
   4.1 General
   4.2 Materials used for construction of procedural water
        systems within the dental unit
   4.3 Backflow prevention for systems using municipal water
   4.4 Cuspidor
   4.5 Water venturi
   4.6 Particle filter
   4.7 Bottled water system supplying incoming water or solution
   4.8 Retraction
   4.9 Water-disinfection systems
5 Requirements for the air supply
   5.1 General
   5.2 Particle filters
   5.3 Antibacterial filters
6 Tests
   6.1 Cuspidors
   6.2 Water venturi
   6.3 Systems using municipal water
   6.4 Bottled water system supplying procedural water or
        solution
   6.5 Retraction
   6.6 Particle filters
   6.7 Antibacterial air filters
   6.8 Water-disinfection systems
7 Manufacturer's instructions and information for use
Bibliography

Defines requirements and test methods concerning the configuration of dental unit connections to the compressed air supply, water supply, suction supply, and wastewater drain plumbing.