This document describes radon-222 integrated measurement techniques with passive sampling. It gives indications for determining the average activity concentration of the radon-222 in the air from measurements based on easy-to-use and low-cost passive sampling, and the conditions of use for the sensors. This document covers samples taken without interruption over periods varying from a few days to one year. This measurement method is applicable to air samples with radon activity concentrations gr...view more

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    • Standard
      31 pages
      English language
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    • Standard
      31 pages
      French language
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    • Draft
      31 pages
      English language
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    • Draft
      31 pages
      French language

This document provides rules for the measurement of the spectral reflectance of plane surfaces and the spectral transmittance of plane parallel elements using spectrophotometers. This document only applies to measurements of the regular transmittance and the regular reflectance; it does not apply to those of the diffuse transmittance and the diffuse reflectance. This document is applicable to test samples, which are coated or uncoated optical components without optical power.

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    • Standard
      21 pages
      English language
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    • Standard
      22 pages
      French language
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    • Draft
      21 pages
      English language
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    • Draft
      22 pages
      French language

IEC 61083-3:2020 is applicable to digital recording instruments used for measurements during tests with high alternating and direct voltages and currents. It specifies the measuring characteristics and calibrations required to meet the measuring uncertainties and procedures specified in the relevant IEC standards (e.g. IEC 60060-1, IEC 60060-2, IEC 60060-3, IEC 62475, IEC 61180).
This document is applicable to those digital recording instruments that will be designed and type tested according t...
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    • Standard
      35 pages
      English language
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      1 day

IEC 60216-3:2021 is available as IEC 60216-3:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60216-3:2021 specifies the calculation procedures used for deriving thermal endurance characteristics from experimental data obtained in accordance with the instructions of IEC 60216-1 and IEC 60216-2, using fixed ageing temperatures and variable ageing times. The experimental data can be obtaine...view more

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    • Standard
      113 pages
      English and French language

IEC GUIDE 115:2021 is available as IEC GUIDE 115:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC Guide 115:2021 presents a practical approach to the application of uncertainty of measurement to conformity assessment activities in the electrotechnical sector. It is specifically conceived for use in IECEE Schemes as well as by testing laboratories engaged in testing electrical products to...
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    • Guide
      62 pages
      English and French language

This document gives guidelines for the use of boat-mounted acoustic Doppler current profilers (ADCPs) for determining flow in open channels. It describes a number of methods of deploying ADCPs to determine flow. Although, in some cases, these measurements are intended to determine the stage-discharge relationship of a gauging station, this document deals only with single determination of discharge. ADCPs can be used to measure a variety of parameters, such as current or stream flow, water veloci...view more

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    • Standard
      49 pages
      English language
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    • Standard
      51 pages
      French language
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    • Draft
      49 pages
      English language
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    • Draft
      49 pages
      French language

This document specifies methods for determining the specific heat capacity of plastics by differential
scanning calorimetry.

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    • Standard
      19 pages
      English language
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      1 day

IEC TS 63297:2021 is an attempt to provide classification of NILM sensing devices for use in NILM systems, according to the state of the art of NILM technologies.
The classification of NILM analytics and NILM systems, as well as performance indicators for NILM systems, can be considered in the future.
NILM systems produce estimated disaggregation into energy usages. When accurate measurement and analysis of energy consumption and/or other electrical parameters is needed (e.g. for monitoring th...
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    • Technical specification
      20 pages
      English language

This document gives the rules of definition and interpretation of general specifications defined
according to ISO 8015 (general tolerancing) applicable on the whole workpiece.
The general specifications can be applied to integral surfaces only, i.e. integral lines are
excluded.
The general geometrical and dimensional specifications defined in this document applies to the
following:
- for dimensional specifications:
- for features of size:
- linear size (±) (according to ISO 14405-1);
- ...
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    • Standard
      22 pages
      English language
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IEC 61828:2020 - provides definitions for the transmitted field characteristics of focusing and nonfocusing transducers for applications in medical ultrasound; - relates these definitions to theoretical descriptions, design, and measurement of the transmitted fields of focusing transducers; - gives measurement methods for obtaining defined field characteristics of focusing and nonfocusing transducers; - specifies beam axis alignment methods appropriate for focusing and nonfocusing transducers. I...view more

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    • Standard
      115 pages
      English language
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IEC 61010-2-202:2020 is available as IEC 61010-2-202:2020 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 61010-2-202:2020 constitutes Part 2-202 of a planned series of standards on industrial-process measurement, control and automation equipment. Safety terms of general use are defined in IEC 61010-1. More specifi...
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    • Standard
      18 pages
      English language
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      1 day

This document covers the different types of weaving and knitting machines defined in ISO 5247 (all parts)[2] and ISO 7839[3], respectively.
It is applicable to:
full-width weaving machines with weft insertion by:
shuttles;
rigid, telescopic or flexible rapiers;
projectiles;
hydraulic (waterjet) or by pneumatic (airjet) nozzle;
narrow fabric weaving machines with weft insertion by shuttles or needles;
jacquard machines;
knitting machinery including:
circular knitting;
flat bed kn...
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    • Standard
      23 pages
      English language
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      1 day

The EN 1434 standard provides technical principles and practical advice in selecting, installing and commissioning of thermal energy meters. However, because a standard cannot cover all areas completely, this document assists users of thermal energy meters.

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    • Technical report
      50 pages
      English language
    • e-Library read for
      1 day
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    • Technical report
      50 pages
      English language
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      1 day

This document specifies the format of binary list-mode data at the output of digital data acquisition devices used for the detection and measurement of radiation. Such data acquisition devices may employ digital signal processors (DSP) and field-programmable gate arrays (FPGA) in combination with memory and a communication interface with a computer.

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    • Standard
      113 pages
      English language
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      1 day

This document specifies the procedures for the dosimetry of X and gamma reference radiation for the calibration of radiation protection instruments over the energy range from approximately 8 keV to 1,3 MeV and from 4 MeV to 9 MeV and for air kerma rates above 1 µGy/h. The considered measuring quantities are the air kerma free-in-air, Ka, and the phantom related operational quantities of the International Commission on Radiation Units and Measurements (ICRU)[2], H*(10), Hp(10), H'(3), Hp(3), H'(0...view more

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    • Standard
      36 pages
      English language
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      1 day

The ISO 11929 series specifies a procedure, in the field of ionizing radiation metrology, for the calculation of the "decision threshold", the "detection limit" and the "limits of the coverage interval" for a non-negative ionizing radiation measurand when counting measurements with preselection of time or counts are carried out. The measurand results from a gross count rate and a background count rate as well as from further quantities on the basis of a model of the evaluation. In particular, th...view more

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    • Standard
      48 pages
      English language
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      1 day

This clause of IEC 60675:1994 is applicable, with the following modification:
Replace the first paragraph with the following content:
This document applies to electric direct-acting room heaters .
This document defines performance characteristics related to the radiant effect and specifies
methods for measuring the radiant factor for the information of users.
This document is used to measure the radiant factor of direct-acting room heaters.

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    • Standard
      22 pages
      English language
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      1 day

This document specifies the characteristics and production methods of X and gamma reference radiation for calibrating protection-level dosemeters and doserate meters with respect to the phantom related operational quantities of the International Commission on Radiation Units and Measurements (ICRU)[5]. The lowest air kerma rate for which this standard is applicable is 1 µGy h?1. Below this air kerma rate the (natural) background radiation needs special consideration and this is not included in t...view more

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    • Standard
      56 pages
      English language
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      1 day

The ISO 11929 series specifies a procedure, in the field of ionizing radiation metrology, for the calculation of the "decision threshold", the "detection limit" and the "limits of the coverage interval" for a non-negative ionizing radiation measurand when counting measurements with preselection of time or counts are carried out. The measurand results from a gross count rate and a background count rate as well as from further quantities on the basis of a model of the evaluation. In particular, th...view more

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    • Standard
      50 pages
      English language
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      1 day

This document gives guidelines on additional aspects of the characterization of low energy photon radiations and on the procedures for calibration and determination of the response of area and personal dose(rate)meters as a function of photon energy and angle of incidence. This document concentrates on the accurate determination of conversion coefficients from air kerma to Hp(10), H*(10), Hp(3) and H'(3) and for the spectra of low energy photon radiations. As an alternative to the use of convers...view more

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    • Standard
      26 pages
      English language
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      1 day

The ISO 11929 series specifies a procedure, in the field of ionizing radiation metrology, for the calculation of the "decision threshold", the "detection limit" and the "limits of the coverage interval" for a non-negative ionizing radiation measurand when counting measurements with preselection of time or counts are carried out. The measurand results from a gross count rate and a background count rate as well as from further quantities on the basis of a model of the evaluation. In particular, th...view more

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    • Standard
      49 pages
      English language
    • e-Library read for
      1 day

IEC 60675-3 applies to electric direct-acting room heaters.This document defines performance characteristics related to the radiant effect and specifiesmethods for measuring the radiation efficiency for the information of users.This document is used to measure the radiation efficiency of direct-acting room heaters.

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    • Standard
      46 pages
      English language
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      1 day

This document specifies additional procedures and data for the calibration of dosemeters and doserate meters used for individual and area monitoring in radiation protection. The general procedure for the calibration and the determination of the response of radiation protection dose(rate)meters is described in ISO 29661 and is followed as far as possible. For this purpose, the photon reference radiation fields with mean energies between 8 keV and 9 MeV, as specified in ISO 4037-1, are used. In An...view more

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    • Standard
      77 pages
      English language
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      1 day

IEC 60584-3:2021 It is necessary for thermocouple temperature measurement that the electro-motive force (abbreviated as e.m.f. hereafter) of the thermocouple circuit is precisely measured by a measuring instrument. A thermocouple is electrically connected to the instrument by a proper pair of electric cables. IEC 60584-3:2021 standardizes these cables. It specifies identification and manufacturing tolerances for extension and compensating cables (mineral insulated extension and compensating cabl...view more

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    • Standard
      23 pages
      English and French language

This document provides guidance on developing and using a measurement model and also covers the assessment of the adequacy of a measurement model. The document is of particular interest to developers of measurement procedures, working instructions and documentary standards. The model describes the relationship between the output quantity (the measurand) and the input quantities known to be involved in the measurement. The model is used to obtain a value for the measurand and an associated uncert...view more

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    • Guide
      96 pages
      English language

This document gives rules for definition and interpretation of general geometrical specifications and general size specifications defined according to ISO 8015:2011, 5.12. General specifications defined in other standards, and the link to these standards, are not covered by this document. The general geometrical specifications and general size (linear or angular) specifications defined in this document apply only to integral features (including features of size). These specifications do not appl...view more

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    • Standard
      14 pages
      English language
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    • Standard
      16 pages
      French language
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    • Draft
      14 pages
      English language
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    • Draft
      14 pages
      English language
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    • Draft
      16 pages
      French language

IEC 61869-13:2021 is a product standard and covers only additional requirements for stand-alone merging units (SAMUs) used for AC applications having rated frequencies from 15 Hz to 100 Hz. The digital output format specification is not covered by this document; it is standardized in IEC 61869-9 as an application of IEC 61850, which specifies the power utility communication architecture.
This document covers SAMUs having standardized analogue inputs (for example: 1 A, 5 A, 3,25 V / √3 or 100 V ...
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    • Standard
      141 pages
      English and French language

This document specifies two tyres intended to serve as reference tyres when using the close-proximity (CPX) method specified in ISO 11819-2. The CPX method is a method for evaluating different road surfaces with respect to their influence on traffic noise, under conditions when tyre/road noise dominates. This method ideally requires the use of standardized tyres, which have noise characteristics that are broadly representative of the effect of road surfaces on the noise emission of passenger car...view more

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    • Technical specification
      18 pages
      English language
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    • Technical specification
      20 pages
      French language
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    • Draft
      18 pages
      English language

This document specifies the important technical properties of the different methods for mounting vibration transducers and describes recommended practices. It also shows examples of how accelerometer mounting can influence frequency response and gives examples of how other influences can affect the fidelity of the representation of actual motion in the structure being observed. This document applies to the contacting type of accelerometer which is currently in wide use. It is applicable to both ...view more

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    • Standard
      21 pages
      English language
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    • Draft
      20 pages
      English language

IEC 60172:2020  which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60172:2020 specifies, in accordance with the provisions of IEC 60216-1, a method for evaluating the temperature index of enamelled wire, varnished or unvarnished with an impregnating agent, and of tape wrapped round and rectangular wire, in air at atmospheric pressure by periodically monitoring changes in response to AC proof voltage...view more

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    • Standard
      28 pages
      English language
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      1 day

IEC 61083-1:2021 is applicable to digital recorders, including digital oscilloscopes, used for measurements during tests with high impulse voltages and high impulse currents. It specifies the measuring characteristics and calibrations required to meet the measuring uncertainties and procedures specified in IEC 60060-2 and IEC 62475.
This document
• defines the terms specifically related to digital recorders;
• specifies the necessary requirements for such instruments to ensure their complianc...
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    • Standard
      50 pages
      English and French language

This document specifies procedures for assessing the measurement uncertainty of sound insulation in
building acoustics. It provides for
— a detailed uncertainty assessment;
— a determination of uncertainties by inter-laboratory tests;
— an application of uncertainties.
Furthermore, typical uncertainties are given for quantities determined according to ISO 10140 (all parts),
ISO 16283 (all parts) and ISO 717 (all parts).

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    • Standard
      29 pages
      English language
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      1 day

This document specifies the conditions for obtaining reproducible and comparable measurement results
of the airborne sound emitted by vessels of all kinds, on inland waterways and in ports and harbours,
except powered recreational craft as specified in the ISO 14509 series. This document is applicable to
sea-going vessels, harbour vessels, dredgers, and all watercraft, including non-displacement craft, used
or capable of being used as a means of transport on water. There are no limitations t...
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    • Standard
      19 pages
      English language
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      1 day

This document specifies a laboratory substitution method to determine the insertion loss without flow
of ducted, mainly absorbent, circular and rectangular silencers, as well as other duct elements for use
in ventilating and air-conditioning systems.
NOTE Laboratory measurement procedures for ducted silencers with superimposed flow are described in
ISO 7235[5].
This document is applicable to silencers where the design velocity does not exceed 15 m/s. As the
method does not include self-gen...
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    • Standard
      16 pages
      English language
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      1 day

This document deals with the technical aspects of noise control in workplaces. The various technical
measures are stated, the related acoustical quantities described, the magnitude of noise reduction
discussed, and the verification methods outlined.
This document deals only with audible sound.

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    • Standard
      39 pages
      English language
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      1 day

This document outlines strategies to be used in dealing with noise problems in existing and planned
workplaces by describing basic concepts in noise control (noise reduction, noise emission, noise
immission and noise exposure). It is applicable to all types of workplaces and all types of sources of
sound which are met in workplaces, including human activities.
It includes those important strategies to adopt when buying a new machine or equipment.
This document deals only with audible sound.

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    • Standard
      37 pages
      English language
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      1 day

This document specifies a laboratory measurement method to determine noise radiated from a floor covering on a standard concrete floor when excited by a standard tapping machine.

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    • Standard
      18 pages
      English language
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      1 day

This document specifies a noise test code for determining, efficiently and under standardized conditions, the common noise emission characteristics of portable, hand-held, combustion engine powered forest and garden machines, and specific requirements for chain-saws, brush-cutters, grass-trimmers, edgers, pole-mounted powered pruners, hedge-trimmers and garden blowers/vacuums/knapsack mist blowers. Noise emission characteristics include the A-weighted emission sound pressure level at the operato...view more

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    • Standard
      37 pages
      English language
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    • Standard
      37 pages
      French language

IEC 60704-2-17:2020 describes the determination of the noise emission of dry-cleaning robots under normal operating conditions on carpet and hard floors.
This document applies to electrical dry-cleaning robots (including their accessories and their component parts) for household use or under conditions similar to those in households.
This document applies to electrical dry-cleaning robots operating in dry conditions only. Some additions and modifications for dry-cleaning robots operating in we...
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    • Standard
      20 pages
      English language
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      1 day

IEC 60704-2-1:2020 is available as IEC 60704-2-1:2020 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 60704-2-1:2020 is applicable for the determination of airborne acoustical noise of mains operated and cordless dry vacuum cleaners for household use or under conditions similar to those in households. This part of IEC 60704 does not apply to vacuum cleaners for industrial or professional ...
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    • Standard
      22 pages
      English language
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      1 day

This document describes the method of measuring, evaluating and specifying the UV irradiation
characteristics of fluorescent ultraviolet lamps that are used in appliances for tanning purposes.
It includes specific requirements regarding the marking of such lamps.
These requirements relate only to type testing.
Lamps complying with the requirements of this document comply with the electrical and
mechanical safety requirements of IEC 61195 and IEC 61199 with the exception of the
requirements...
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    • Standard
      22 pages
      English language
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      1 day

This document covers the different types of weaving and knitting machines defined in ISO 5247 (all parts)[2] and ISO 7839[3], respectively.
It is applicable to:
full-width weaving machines with weft insertion by:
shuttles;
rigid, telescopic or flexible rapiers;
projectiles;
hydraulic (waterjet) or by pneumatic (airjet) nozzle;
narrow fabric weaving machines with weft insertion by shuttles or needles;
jacquard machines;
knitting machinery including:
circular knitting;
flat bed kn...
view more

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    • Standard
      23 pages
      English language
    • e-Library read for
      1 day

These international guidelines are based on the assumption that monitoring of environmental components (atmosphere, water, soil and biota) as well as food quality ensure the protection of human health[2][4][5][6][7][8]. The guidelines constitute a basis for the setting of national regulations and standards, inter alia, for monitoring air, water and food in support of public health, specifically to protect the public from ionizing radiation. This document provides — guidance to collect data neede...view more

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    • Standard
      30 pages
      English language
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    • Draft
      30 pages
      English language

This document specifies a calibration method for mechanical type, electromagnetic type and acoustic type hydrometric current-meters used for point velocity measurement of flowing water. The method requires towing the instrument through still water in a straight open tank. It includes measuring apparatus, the calibration procedure, the method of presenting the results and the uncertainties associated with the method.

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    • Standard
      13 pages
      English language
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    • Draft
      13 pages
      English language

Describes the discharge current waveforms used to simulate human body model (HBM) electrostatic discharges (ESD) and the basic requirements for equipment used to develop and verify these waveforms. This standard covers HBM ESD waveforms for use in general test methods and for application to materials or objects, electronic components and other items for ESD withstand-test or performance-evaluation purposes. The specific application of these HBM ESD waveforms to non-powered semiconductor devices ...view more

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    • Standard
      21 pages
      English and French language

Describes the discharge current waveforms used to simulate machine model (MM) electrostatic discharges (ESD) and the basic requirements for equipment used to develop and verify these waveforms. This standard covers MM ESD waveforms for use in general test methods and for application to materials or objects, electronic components and other items for ESD withstand test or performance evaluation purposes. The specific application of these MM ESD waveforms to non-powered semiconductor devices is cov...view more

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    • Standard
      19 pages
      English and French language