Nuclear power plants. Instrumentation and control systems important to safety. Software aspects for computer-based systems performing category A functionsThis standard provides requirements for the purpose of achieving highly reliable software. It addresses each stage of software generation and documentation, including requirements specification, design, implementation, verification, validation and operation. The principles applied in developing these requirements include: Best available practices Top down design methods Modularity Verification of each phase Clear documentation Auditable documents

Six Sigma project methodology — Typical tools employed

With compliance and obedience to ISO 14046

The use of the standard should help reduce the potential risks to people

Factsheet 24 — Hypothesis testing

CEN product technical committee members and EOTA Working Group members

solder bath wetting balance method and solder globule wetting balance method

Information on all parts of both series is given in Annex A

Construction of compartment walls and compartment floors

or signals

The principles of this International Standard may be applied to other fusion welding processes subject to agreement between the contracting parties

BS EN 2876 helps you to build consumer trust and confidence in the product

BS EN 50121-3-2:2006 supersedes BS EN 50121-3-2:2000 which has been withdrawn