IEC 60051-1:2016

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Description, classification and compliance
5 Requirements
6 Information, markings and symbols
7 Package
8 Test rules
Annex A (normative) - Limits of intrinsic uncertainty
        and variations
Annex B (informative) - Relationship between ambient
        temperature and relative humidity
Annex C (informative) - Estimation of uncertainties
Annex D (normative) - Routine Tests
Bibliography

IEC 60051-1:2016 specifies definitions and general requirements for direct acting indicating analogue electrical measuring instruments and their accessories. This sixth edition cancels and replaces the fifth edition published in 1997. This edition constitutes a technical revision.