Installation and Operation Manual
25
Figure 25 Battery Connection
Signaling Line Circuit Wiring
Signaling Line Circuit supports Class A/DCLA and Class B/DCLB style. A maximum of 252 devices can be
connected to the circuit.
All the compatible detectors and manual stations are polarity insensitive, while the compatible modules are
polarity sensitive.
Refer to the instruction sheets packed with each device.
The detectors and modules may be wired together according to several NFPA defined wiring styles. The wiring
style that is appropriate for your installation should be determined from the relevant building codes and the
local Authority Having Jurisdiction.
Signaling Line Circuit Wiring – Class A/DCLA
Class A provides redundant communication paths.
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