IEC 62460:2008 PDF

Name: IEC 62460:2008 — Temperature - Electromotive force (EMF) tables for pure-element thermocouple combinations
SKU: IEC 62460:2008
Price: 35 EUR
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Temperature - Electromotive force (EMF) tables for pure-element thermocouple combinations

Название (английский):

IEC 62460:2008

Temperature - Electromotive force (EMF) tables for pure-element thermocouple combinations

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 57
Дата публикации:: 21 июля 2008 г.
Издание:: IEC IS 62460 edition 1 version 1
ICS:: 17.200.20

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Описание (английский):

IEC 62460:2008 specifies the equations and reference tables relating temperature to EMF (electro-motive force) for Gold versus Platinum and Platinum versus Palladium thermocouples. For information and convenience of use it also provides the approximate equations for temperature as functions of EMF.

Abstract

Похожие стандарты

Упомянутые в описании и другие стандарты IEC

Overview

IEC 62460:2008 is an international standard published by the International Electrotechnical Commission (IEC) that establishes the equations and reference tables relating temperature to electromotive force (EMF) for specific pure-element thermocouple combinations. The standard is focused on Gold versus Platinum (Au/Pt) and Platinum versus Palladium (Pt/Pd) thermocouples, widely used in precise temperature measurement applications. It also includes approximate equations which allow reverse calculation-converting EMF measurements back into temperature values-facilitating practical use in laboratory and industrial settings.

Key Topics

Thermocouple Types Covered

Gold versus Platinum (Au/Pt) thermocouples
Platinum versus Palladium (Pt/Pd) thermocouples

EMF vs. Temperature Tables

Provides detailed reference tables showing EMF (in microvolts) generated at specific temperatures (in degrees Celsius) using the International Temperature Scale of 1990 (ITS-90).

Reverse Calculation Equations

Includes equations to estimate temperature as a function of measured EMF, aiding in temperature determination from observed voltages.

Purity Requirements

Thermocouple wires must be of high purity: ≥99.999% by weight for Platinum and Gold, and ≥99.99% for Palladium. This ensures accurate and repeatable reference values.

Reference Temperature

All tabulated EMF values use a 0 °C reference temperature, standardizing measurement and data comparison.

ITS-90 Fixed Points

Lists thermoelectric values at key ITS-90 defining points, providing reliable calibration markers.

Applications

Precision Temperature Measurement

The standard is essential for laboratories, research institutions, and industries where highly accurate temperature measurements are critical, such as in material testing, calibration services, and scientific research.

Thermocouple Calibration

Reference tables and equations serve as the basis for calibrating Au/Pt and Pt/Pd thermocouples used in secondary standard settings.

Industrial Process Control

Widely used in sectors like electronics manufacturing, metallurgy, and chemical processing, where precise temperature monitoring is crucial for process optimization and quality assurance.

Reference Material for Instrumentation Manufacturers

Instrument makers use IEC 62460 as a benchmark for developing, testing, and certifying precision temperature measurement tools and control systems.

Related Standards

IEC 60584-1: Thermocouples - Reference tables

Provides reference tables for various thermocouple types and forms the foundation for terminology and methodology in IEC 62460.

ITS-90 (International Temperature Scale of 1990)

Underpins the temperature scale and calibration points used in this standard and other international temperature measurement guidance.

ISO/IEC Directives, Part 2

Governs the drafting and formatting of international standards such as IEC 62460, ensuring consistency and global compatibility.

Practical Value

Implementing IEC 62460:2008 ensures uniformity and reliability in high-accuracy thermometry, especially when using pure-element thermocouple pairs for temperature measurements over wide ranges. The standard’s reference tables and equations support best practices in calibration, process control, and temperature measurement traceability. Organizations adhering to this standard benefit from improved measurement confidence, equipment interoperability, and compliance with international temperature measurement protocols.

For the latest updates or official documents, visit the IEC Webstore or consult your national standards body.

IEC 62460:2008 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

Related Standards

Practical Value

Технические детали

IEC 60584-1:2013

Thermocouples - Part 1: EMF specifications and tolerances

IEC 60050-161:1990/AMD2:1998

Amendment 2 - International Electrotechnical Vocabulary (IEV) - Part 161: Electromagnetic compatibility

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