Standard
withdrawn: DIN EN 50136-1-4 VDE 0830-5-1-4:2000-04Alarm systems - Alarm transmission systems and equipment Part 1-4: Requirements for systems with voice communicators using the public switched telephone network; |
Standard
withdrawn: DIN EN 50136-2-1 VDE 0830-5-2-1:2000-04Alarm systems - Alarm transmission systems and equipment General requirements for alarm transmission equipment |
Standard
withdrawn: DIN EN 50136-2-2 VDE 0830-5-2-2:2000-04Alarm systems - Alarm transmission systems and equipment Part 2-2: Requirements for equipment used in systems using dedicated alarm paths; |
Standard
withdrawn: DIN EN 50136-2-3 VDE 0830-5-2-3:2000-04Alarm systems - Alarm transmission systems and equipment Part 2-3: Requirements for equipment used in systems with digital communicators using the public switched telephone network; |
Standard
withdrawn: DIN EN 50136-2-4 VDE 0830-5-2-4:2000-04Alarm systems - Alarm transmission systems and equipment Part 2-4: Requirements for equipment used in systems with voice communicators using the public switched telephone network; |