Mechanical vibration of rotating and reciprocating machinery. Requirements for instruments for measuring vibration severity1 Scope This International Standard specifies requirements which it is necessary for a measuring instrument for vibration severity of machines to meet if inaccuracies of measurement made on the casing of machines, particularly when making repeated measurements for trend monitoring of a certain machine, are not to exceed a specific value. The instruments covered by this International Standard give direct indication or recording of root mean square (r.

This document is applicable to materials from which homogeneous seals and homogeneous or reinforced diaphragms are manufactured

BS ISO/IEC TR 15947:2002 defines a framework for detection of intrusions in IT systems

The function of potato and onion storage buildings and structures is the control and retardation of the natural biological processes of the crop

It also specifies requirements for the related performance tests (shop tests and onsite tests) and for the maintenance tests

BS EN 13753 on granular activated alumina used for the treatment of water is useful for:

including quality assurance

BS EN 61753-092-6 contains the minimum test and measurement requirements and severities which a fibre optic circulator should satisfy to be categorized as meeting the requirements of circulator devices used in outside plant environments

and recommended in mission-critical applications including aircraft and medical electronics

BS ISO 28003 may also be used to support certification of supply chain security management systems that are based on other specified supply chain security management system requirements

This European Standard specifies the characteristics of rectangular inserts used in the family of electrical and optical

BS EN 62305-2:2012 Protection against lightning

What is ISO 20980 about