FX-2000 Series Installation and Operation Manual
35
Analog Loop Wiring
Figure 27: Loop Terminal Connections - Class B
Notes:
• Terminal blocks are “depluggable” for ease of wiring.
• All power limited circuits must use type FPL, FPLR, or FPLP power limited cable.
• Loop wiring: maximum loop resistance is 40 ohms total. These lines are fully supervised.
• Observe in and out polarity when using module and base isolators.
ANALOG
LOOP
CONNECTIONS
FX-2000
C
s
H
LEGEND
Addressable Smoke Detector
with Standard Analog Base
Addressable Thermal Sensor
with Standard Analog Base
Conventional Smoke Sensor
Addressable Manual
Pull Station
Combination
Horn/St robe
Addressable
Monitor Module
Addressable Supvr.
Output Module
End-Of -Line-Resi sto r
F
S
SO
2 Pair
4-WIRE
RESETTA B L E
SUPPLY
+
-
IND1 + (Y/Z)
IND1 + (Z)
IND1 - (Z)
IND1 - (Y/Z)
F
S
LOOP 2
S
Cs
H
S
S
TWO WIRES
TWO WIRES
B
A
+
-
+
-
C
s
C
s
C
s
F
F
H
H
M
M
SO
M
COM( - )
Conventional Heat Sensors
and Manual Pull Stations
MAIN FIRE ALARM BOARD
INDICATING
CI RCUI TS
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