Installation and Operation Manual
Network Circuit
Addressable Loop
Circuits
System Components
Components Overview
Table 3 describes the FW106/FW106Ccomponents.
Model
FW201/FW201C
FW391
FW397
FW327
FW337
FW347
FW357
Class B circuit
For up to 110 panels and/or remote annunciators connection
Communications protocol: CAN
Max. line capacitance = 0.05 uF
Max. line resistance = 25 Ohm
Maximum Current (short ): 0.4A
Class A/Class B circuit
252 addresses: detectors and modules max
Output voltage range: 20.2V ~ 26.2V
Maximum normal standby current: 100mA
Maximum alarm current: 220mA
Max. line capacitance = 0.1 uF
Max. line resistance = 10 Ohm
Table 3 System Components
Description
AMI(Advanced Machine Interface)
PTU(Power‐supply Transformer Unit)
PCU (Power‐supply and Charger Unit)
ALU (Addressable Loop Unit)
NOU (Notification Output Unit)
ROU (Relay Output Unit)
XNU(External Network Unit)
FW106/FW106C Components
8
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√
√
√
√
√
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