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Standard telephone receiver with 2 separate lines multiprotocol (Contact-ID, Ademco Fast, Ademco 3+1, 4+1 and 4+2, SIA, Silent Knight 4+2). It has a buffer of 32 Kbytes can hold about 1300 events. It performs continuously the cutting line control at no cost. Made in a 1 unit Rack box with the LEDs front panel for control of telephone lines status and the receiver activity.
Power supply 13Vac or 12Vcc
Power consumption 150mA in stand-by
300mA max in transmission
N° telephone lines 2 with electric connection check (cutting line)
Operating Stand-alone without PC connection
Communication protocol
  • DTMF
  • Pulse code
  • FSK for SIA Level 1 format
  • RS-232C for PC connection
  • In cascade with other SD-T2, up to 254 lines
Memory 32Kbyte - About 1300 events log