SilentKnight 5129 Digital Alarm Communicator Transmitter - Manual (Page 20)

Model 5128/29 Fire Slave Communicator Installation Manual
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3.9 Telephone Line Connection
To meet requirements for NFPA 72 Fire Alarm Systems for Central Station Service or NFPA 72 Remote
Supervising Station Fire Alarm Systems, both telephone lines must be installed. Connect the 5128/29 to the
phone lines using RJ31X type phone jacks as shown in Figure 3-9. The telephone company will install RJ31X
jacks upon request.
Figure 3-9 Telephone Wiring