SN EN 60870-5-101:2003+A1:2016

1 Scope and object
2 Normative references
3 Terms and definitions
4 General rules
  4.1 Protocol structure
  4.2 Physical layer
  4.3 Link layer
  4.4 Application layer
  4.5 User process
5 Physical layer
  5.1 Selections from ISO and ITU-T standards
      5.1.1 ITU-T V.24 or ITU-T V.28 unbalanced
             interchange circuit
      5.1.2 ITU-T X.24 or ITU-T X.27 balanced interchange
             circuit
      5.1.3 Interfaces to switched communication networks
      5.1.4 Other compatible interfaces
6 Link layer
  6.1 Selections from IEC 60870-5-1: Transmission frame
      formats
  6.2 Selections from IEC 60870-5-2: Link transmission
      procedures
      6.2.1 State transition diagrams
      6.2.2 Definitions of time out interval for repeated
             frame transmission
      6.2.3 The use of the different resets
7 Application layer and user process
  7.1 Selections from IEC 60870-5-3: General structure of
      application data
  7.2 Selections from IEC 60870-5-4: Definition and coding
      of application information elements
      7.2.1 Type identification
      7.2.2 Variable structure qualifier
      7.2.3 Cause of transmission
      7.2.4 COMMON ADDRESS OF ASDUs
      7.2.5 INFORMATION OBJECT ADDRESS
      7.2.6 INFORMATION ELEMENTS
  7.3 Definition and presentation of the specific ASDUs
      7.3.1 ASDUs for process information in monitor
             direction
      7.3.2 ASDUs for process information in control
             direction
      7.3.3 ASDUs for system information in monitor
             direction
      7.3.4 ASDUs for system information in control
             direction
      7.3.5 ASDUs for parameter in control direction
      7.3.6 ASDUs for file transfer
  7.4 Selections from IEC 60870-5-5: Basic application
      functions
      7.4.1 Selections from station initialization
      7.4.2 Selections from data acquisition by polling
      7.4.3 Selections from cyclic data transmission
      7.4.4 Selections from acquisition of events
      7.4.5 Selections from station interrogation,
             outstation interrogation
      7.4.6 Selections from clock synchronization
      7.4.7 Selections from command transmission
      7.4.8 Selections from transmission of integrated
             totals
      7.4.9 Selections from parameter loading
      7.4.10 Selections from test procedure
      7.4.11 Selections from file transfer
      7.4.12 Selections from acquisition of transmission
             delay
      7.4.13 Background scan
      7.4.14 Read procedure
8 Interoperability
  8.1 System or device
  8.2 Network configuration
  8.3 Physical layer
  8.4 Link layer
  8.5 Application layer
  8.6 Basic application functions
Annex A (informative) - Proof of the synchronization
                        stability of frame format class
                        FT 1.2
Annex B (informative) - Admittance of line idle intervals
                        between characters of frame format
                        class FT 1.2
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Figures
Tables

Applicable to telecontrol equipment and systems with coded bit serial data transmission for monitoring and controlling geographically widespread processes.