NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN 60870-5-102 [CURRENT] references following documents:

Document number Edition Title
ISO/IEC 7498-1 1994-11 Information technology - Open Systems Interconnection - Basic reference model: The basic model More 
ISO/IEC 8482 1993-12 Information technology; telecommunications and information exchange between systems; twisted pair multipoint interconnections More 
ITU-T V.28 1993-03 Electrical characteristics for unbalanced double-current interchange circuits More 
ITU-T X.24 1988-11 List of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) on public data networks More