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AS 60870.4-1998
[Current]Defines those characteristics which affect the performance of telecontrol systems and relates the characteristics to the application and processing functions. It is one of a series of Standards applicable to telecontrol equipment systems. This Standard is identical with and has been reproduced from IEC 60870-4:1990.
Published: 05/04/1998
Pages: 27
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
PREFACE
INTRODUCTION
1 Scope
2 Object
3 Classification of operational parameters
3.1 Reliability
3.1.1 Reliability requirements
3.1.2 Reliability classes
3.2 Availability
3.2.1 Requirements
3.2.2 Availability classes
3.3 Maintainability
3.3.1 Requirements
3.3.2 Maintainability classes
3.4 Security
3.5 Data integrity
3.5.1 Requirements
3.5.2 Data integrity classes
3.6 Time parameters
3.6.1 State information
3.6.1.1 Requirements
3.6.1.2 Time requirement classes
3.6.2 Command information
3.6.2.1 Requirements
3.6.2.2 Time requirement classes
3.6.3 Measured values and set point commands
3.6.4 Telecounting (transmission of integrated totals)
3.7 Overall accuracy
3.7.1 Accuracy requirements
3.7.2 Overall accuracy classes
3.7.2.1 Telecontrol equipment
3.7.2.2 Other telecontrol system equipment
4 Expandability
5 Influence of telecontrol equipment on the environment
5.1 Electrical influence
5.1.1 Consumption
5.1.2 Starting current
5.1.3 Current harmonic distortions
5.2 Acoustic noise
5.3 Thermal influence
Appendix A
A.1 Reliability
A.2 Availability
A.3 Maintainability
A.4 Security
A.5 Data integrity
A.5.1 Monitored information
A.5.2 Commands
A.6 Time parameters
A.7 Accuracy
A.7.1 Analogue values
A.7.2 Parallel coded information
A.7.3 Meter readings
A.7.4 Overall transfer time
Appendix B
1) Quantity of process data
2) Application functions
Cited references in this standard
Content history
[Current]
AS 60870.4-1998 REC:2025
AS 60870.4-1998 Rec:2015
IEC 60870-4-1990
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