OPC unified architecture - Overview and concepts1 Scope This part of IEC 62541 presents the concepts and overview of the Unified Architecture (OPCUA) specification produced by the OPC Foundation. Reading this report enables the reader to understand the series of IEC 62541 standards. Each of the other parts is briefly explained along with a suggested reading order.

BS EN 4267 on titanium and titanium alloys applies to:

All installations designed after 31st July 2013 are to comply with BS 7671:2008 Amendment 2:2013

and retroreflective self-righting bollards

The goal of electromagnetic compatibility is the correct operation of different equipment in a common electromagnetic environment

Although BS EN 61523-1 applies to the representation of timing and power for designer defined macros (or hierarchical design elements)

and the determination of the effective load capacitance CLeff at the nominal frequency for crystals with the figure of merit M > 4

interharmonics and other components above the harmonic frequency range

ISO 23500-2 is the second part of the multi-series standard on preparation and quality management of fluids for haemodialysis and related therapies that outlines water treatment equipment for haemodialysis applications and related therapies

and micro-organisms

Human resource managers and consultants dealing with business operations

BS EN 14460 only applies to equipment where metallic materials provide the explosion resistance

Visual Testing (VT) is the most widely utilised NDT approach across all industries