FleX-Net
TM
Installation and Operation Manual
47
Figure 32: Loop Terminal Connections - Style 7
Notes:
• All power limited circuits must use type FPL, FPLR, or FPLP power limited cable.
• Isolators need to be close nipple connected to the device being protected.
• Loop wiring: maximum loop resistance is 40 ohms total. These lines are power- limited and fully supervised.
LEGEND
Addressable Smoke Detector
with Isolator Base
Addressable Thermal Sensor
with Isolator Base
Conventional Smoke Sensor
Addressable Manual Pull Station
Fault Isolator Module
Conventional Heat Sensors
and Manual Pull Stations
F
C
s
F
ADDRESSABLE
THERMAL
SENSOR
WITH
ISOLATOR
BASE
ADDRESSABLE
SMOKE DETECTOR
WITH ISOLATOR BASE
F
C
s
M
Addressable Monitor Module
S
H
H
S
I
TWISTED PAIR WIRE
TWISTED PAIR WIRE
TWISTED PAIR WIRE
I
I
I
I
I
I
I
I
M
STYLE 7: For Style 7 operation use isolator
bases for the detectors and use isolator modules
(front and back as shown in this diagram) for the
addressable pull stations, monitor modules, and
control modules
ANALOG
LOOP
CONNECTIONS
4-WIRE
RESETTABLE
SUPPLY
+
-
L
OOP
2
B
A
+
-
+
-
FX-2000N
MAIN FIRE ALARM BOARD
