This section of IEC 870-5 applies to telecontrol equipment and systems with coded bit serial data transmission for monitoring and controlling geographically widespread processes. It defines basic application functions that perform standard procedures for telecontrol systems. Basic application functions are application procedures that reside beyond layer 7 (application layer) of the ISO reference model for open communication systems.
Number of pages: 8
Date of approval: 1996-02-14
EN 60870-5-5:1995 IDTIEC 60870-5-5:1995 IDT