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IEC 61784-1-22:2023 defines Communication Profile Family 22 (CPF 22). CPF 22 specifies a protocol specific communication profile (CP) based on the IEC 61158 series (Type 28) and other standards, to be used in the design of devices involved in communications in factory manufacturing and process control. NOTE All CPs are based on standards or draft standards or International Standards published by…

IEC 61784-2-19:2023 defines extensions of Communication Profile Family 19 (CPF 19) for Real-Time Ethernet (RTE). CPF 19 specifies a Real-Time Ethernet (RTE) communication profile (CP) and related network components based on the IEC 61158 series (Type 27), ISO/IEC/IEEE 8802-3 and other standards.

IEC 60691:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 60691:2023 is applicable to thermal-links intended for incorporation in electrical appliances, electronic equipment…

IEC 60691:2023 is applicable to thermal-links intended for incorporation in electrical appliances, electronic equipment and component parts thereof, normally intended for use indoors, in order to protect them against excessive temperatures under abnormal conditions. NOTE 1 The equipment is not designed to generate heat. NOTE 2 The effectiveness of the protection against excessive temperatures…

This document specifies general test methods for rotary instruments used in dentistry. These test methods are used for measuring the dimensional characteristics, neck strength and surface roughness of rotary instruments, such as burs, cutters, polishers, grinding instruments and rotary instruments used for oral surgery such as drills and countersinks. Specific tests are specified in the…

This document specifies the characteristics of the system of physical photometry established by the CIE and accepted as the basis for the measurement of light. It defines the photometric quantities, units and standards that make up the CIE system of physical photometry and that have been officially accepted by the Comité International des Poids et Mesures (CIPM). This comprises: —    the…

1 Scope 1.1 Organization and content This standard applies to the design, manufacture, maintenance, qualification, inspection and marking of tank cars and the selection and use of large means of containment or transport units used in the handling, offering for transport or transporting of dangerous goods by rail of classes 2, 3, 4, 5, 8, 9 and division 6.1. This standard does not apply to…

1 Scope 1.1 General This Standard applies to frames and covers for maintenance holes and catchbasins. 1.2 Terminology In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an…

1 Scope 1.1 Scope of this Standard This Standard specifies requirements for thermoplastic pressure piping. It includes reference publications, definitions, abbreviations, general requirements for materials and manufactured pipe and fittings, relevant test methods, and marking requirements. Notes: 1) The terms “pipe” and “piping”, as well as “tube” and “tubing”, are used interchangeably in…

1 Scope 1.1 General This Standard covers polyethylene (PE) pipe and tubing, and fittings for use in transporting potable or non-potable water, or other applications such as wastewater forcemains, reclaimed water, conduit, golf or commercial irrigation, or water-based ground source geothermal systems, in either buried or above- ground installations. 1.2 Requirements This Standard specifies…