I.S. EN 60523:1993
Current
The latest, up-to-date edition.
DIRECT-CURRENT POTENTIOMETERS
Hardcopy , PDF
English
01-01-1993
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Preface
1 Scope
2 Terms and definitions
2.1 D.C. potentiometer (hereinafter designated
'potentiometer')
2.2 Measuring dials
2.3 Effective range
2.4 Range-changing device
2.5 Standardization of a potentiometer
2.6 Dial setting
2.7 Auxiliary equipment
2.8 Resolution
2.9 Circuit insulation voltage (nominal circuit voltage)
2.10 Ripple content
2.11 Leakage current screen (circuit)
2.12 Electrostatic screen
2.13 Measuring terminals
2.14 Measuring circuit
2.15 Measured quantity circuit selector switch
2.16 Residual e.m.f. of a potentiometer
2.17 Incremental linearity
2.18 Influence quantity
2.19 Common mode voltage
2.20 Variation with influence quantity
2.21 Reference conditions
2.22 Reference value
2.23 Reference range
2.24 Nominal range of use
2.25 Limiting values of an influence quantity
2.26 Fiducial value
2.27 Error
2.28 Intrinsic error
2.29 Accuracy
2.30 Accuracy class
2.31 Class index
3 Classification
4 Limits of intrinsic error
4.1 Permissible limits of intrinsic error
4.2 Incremental linearity
4.3 Resolution
4.4 Range-changing device
4.5 Independent circuit for standardization of a
potentiometer
5 Conditions for the determination of intrinsic errors
6 Permissible variations
6.1 Limits of variation
6.2 Conditions for the determination of the variations
6.3 Determination of the effect of a common mode voltage
7 Additional electrical and mechanical requirements
7.1 Voltage test and other safety requirements
7.2 Insulation resistance test
7.3 Measured quantity circuit selector switches
7.4 Rheostats for standardization of the potentiometer
7.5 Limiting temperature for storage, transport and use
8 Information, markings and symbols
8.1 Information
8.2 Markings, symbols and their locations
8.3 Documentation
8.4 Example of the marking of a potentiometer
Appendix A - Determination of the effect of common mode
voltage, Direct method
Appendix B - Determination of the effect of common mode
voltage, Indirect method (Superposition method)
Applies to d.c. potentiometers assembled from resistors and switches and operating entirely on direct current, having accuracy classes of 0.0005 ... 0.1, as well as to auxiliary equipment which is built-in part of the potentiometer.
DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
DocumentType |
Standard
|
Pages |
88
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Current
|
Standards | Relationship |
NBN EN 60523 : 1994 AMD 1 1998 | Identical |
EN 60523:1993/A2:1997 | Identical |
NF EN 60523 : 93 AMD 2 98 | Identical |
BS EN 60523:1993 | Identical |
SN EN 60523 : 1993 AMD 2 1997 | Identical |
DIN EN 60523:1994-08 | Identical |
IEC 60523:1975 | Identical |
UNE-EN 60523:1996 | Identical |
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