ADT Security Services 50075 Figure 1-1: UNICOM Assembly

7
Document # 50075 Rev B 3/13/95
Figure 1-1: UNI•COM Assembly
Connector
on back of
board
Primary
Phone Line Secondary
Phone Line
Modular Cables
P/N MCBL-7
(Order Separately)
Make No Connection
24 VDC Power in
(use power-limited
source)
EIA-485 Connector
(use power-limited
source)
Comm Fail Output
(power-limited)
24 VDC
(power-limited)