1、 IEC/TS 62492-2 Edition 1.0 2013-04 TECHNICAL SPECIFICATION Industrial process control devices Radiation thermometers Part 2:Determination of the technical data for radiation thermometers IEC/TS 62492-2:2013(E)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,d
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10、d.IEC/TS 62492-2 Edition 1.0 2013-04 TECHNICAL SPECIFICATION Industrial process control devices Radiation thermometers Part 2:Determination of the technical data for radiation thermometers INTERNATIONAL ELECTROTECHNICAL COMMISSION U ICS 17.200.20;25.040.40 PRICE CODE ISBN 978-2-83220-737-6 Registere
11、d trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction
12、 or distribution is permitted.Uncontrolled when printed.2 TS 62492-2 IEC:2013(E)CONTENTS FOREWORD.4 1 Scope.6 2 Normative references.6 3 Terms,definitions and abbreviations.6 3.1 Terms and definitions.6 3.2 Abbreviations.9 4 Measurement conditions.9 5 Determination of technical data.9 5.1 Measuring
13、temperature range.9 5.1.1 General.9 5.1.2 Test method.10 5.2 Measurement uncertainty.10 5.2.1 General.10 5.2.2 Test method.10 5.3 Noise equivalent temperature difference(NETD).11 5.3.1 General.11 5.3.2 Test method.11 5.4 Measuring distance.12 5.5 Field-of-view(target size).12 5.5.1 General.12 5.5.2
14、Test method.13 5.6 Distance ratio.14 5.7 Size-of-source effect(SSE).14 5.7.1 General.14 5.7.2 Test method.14 5.8 Emissivity setting.15 5.9 Spectral range.15 5.10 Influence of the internal instrument or ambient temperature(temperature parameter).15 5.10.1 General.15 5.10.2 Test method.16 5.11 Influen
15、ce of air humidity(humidity parameter).17 5.12 Long-term stability.17 5.12.1 General.17 5.12.2 Test method.17 5.13 Short-term stability.18 5.13.1 General.18 5.13.2 Test method.18 5.14 Repeatability.18 5.14.1 General.18 5.14.2 Test method.19 5.15 Interchangeability.19 5.15.1 General.19 5.15.2 Test me
16、thod.19 5.16 Response time.20 5.16.1 General.20 5.16.2 Test method.21 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.TS 62492-2 IEC:2013(E)3 5.17 Exposure time.22 5.17.1 General.22 5.17.2 Test method.23 5.18 Warm-up time.24 5.18.1 General.24 5.18.2 Test method.24 5.19 Operating temperature and air humidity range.25 5.19.1 General.25 5.19.2 Te
