Figure 12: Two-wire IDC wiring
5.1.2 Field wiring connections – four wire detectors
Field wiring connections between four-wire initiating devices and the panel are made as shown below. Refer to Guidelines earlier in this
section for a list of compatible devices and their installation instructions.
Note: Four-wire initiating devices require 24 VDC power, as shown in the figure below. This power must be routed through a 2098-9735
end-of-line relay, as shown below.
page 20 579-354 Rev. X
4004R Fire Alarm installation, programming, and operating instructions
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