Water conditioning equipment inside buildings. Adjustable chemical dosing systems. Requirements for performance, safety and testing1 Scope This European Standard specifies definitions, principles of construction (but not dimensions) and design, requirements on performance and operation as well as methods for testing the performance of adjustable chemical dosing systems for conditioning water intended for human consumption inside buildings (see [1]) which are permanently connected to the mains supply. The concentration in the treated water of the active chemical(s) as well as of

• Operator interface and hoisting machine mounted control devices

Roadway/highway authorities

The purpose of ISO 18639‑4 is to ensure that minimum performance requirements for the incident type and/or hazard-specific protective gloves are designated

The procedure to determine density of the liquid and of the solid fractions of a suspension is also described in Annex C of this document

PD IEC TR 60870-6-504 gives a UECS Proforma for the TASE

Table 1 – Minimum frequency of preventative maintenance

This assists in the proper assessment of surgical implants

defines the flow of QOS-related information between them and describes how this information is used

The collection of released airborne particles in the respirable dustiness mass fraction for subsequent observations and analysis by analytical electron microscopy

BS EN 12798 provides users with product realization for great global reach from design and development

manufacturing processes and tests at manufacture of refillable

Section 2: Routine sampling