ADT Commercial Fire & Burglary Alarm System FOCUS 200 PLUS, Installation And Setup Manual

Page: 124 / 216

F
O
CUS
200
P
L
US
Installation and S
etup Guide
12-6
CONTROL
UNIT
10.2V
GATEWAY 1
BUS LOAD = mA
FT.
l1 =
mA
V = (8.5V min.)
FT.
l2 =
mA
OPERATING
PANEL 1
BUS LOAD = 65mA
V = (8.5V min.)
GATEWAY TRUNK ALARM LOAD = mA
(TABLE 1, 2 OR 3)
GATEWAY TRUNK ALARM LOAD = mA
(TABLE 1, 2 OR 3)
NOTES:
1. TOTAL GATEWAY BUS LOAD = TABLE 1, 2 OR 3
2. l1 = GATEWAY 1 BUS LOAD + OPERATING PANEL 1 BUS LOAD
l2 = OPERATING PANEL 1 BUS LOAD
l3 = GATEWAY 3 BUS LOAD + OPERATING PANEL 2 BUS LOAD
l4 = OPERATING PANEL 2 BUS LOAD
COMMUNICATION ONLY
V = (8.5V min.)
POWER SUPPLY
10.2V
GATEWAY 2
BUS LOAD = mA
OPERATING
PANEL 2
BUS LOAD = 65mA
V = (8.5V min.)
GATEWAY TRUNK ALARM LOAD = mA
(TABLE 1, 2 OR 3)
V = (8.5V min.)
GATEWAY 3
BUS LOAD = mA
FT.
l4 = 65mA
FT.
l3 =
mA
Figure 12-2:
Load D
iagram
for RS-485 Bus w
it
h
P
o
w
er Sup
p
ly