UNE-EN 60870-5-5:1995 TELECONTROL EQUIPMENT AND SYSTEMS. PART 5: TRANSMISSION PROTOCOLS. SECTION 5: BASIC APPLICATION FUNCTIONS. (Endorsed by AENOR in April of 1996.)
1996UNE-EN 60870-5-5:1995 TELECONTROL EQUIPMENT AND SYSTEMS. PART 5: TRANSMISSION PROTOCOLS. SECTION 5: BASIC APPLICATION FUNCTIONS. (Endorsed by AENOR in April of 1996.)