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Thermal energy meters are instruments intended for measuring the energy which in a heat-exchange circuit is absorbed (cooling) or given up (heating) by a liquid called the heat-conveying liquid
This part of ISO 6743 should be read in conjunction with ISO 6743-991)
This standard also updates the technical report to take in the new essential principles set out by the international medical device regulators forum
their description and their purpose
interoperability and re-use and so the conditions for WS are considered already mature
Guide to the use of ISO 15649 and ANSI/ASME B31.3 for piping in Europe in compliance with the Pressure Equipment Directive Ingestion-build-105964 Thermal energy meters are instruments1 Scope This Guide is intended for use in the petroleum, petrochemical and chemical industries. It identifies and defines a set of common additional and modified requirements to ISO 15649 and ANSI ASME B31. 3 necessitated by the PED. Additional guidance is provided by a suite of annexes (A to E) which are intended to be read independently, but in the context of the main text. These include an actions checklist, tables identifying key requirements of