Section 4: Slc Circuits Without Isolators; Overview; Nfpa Style 4 Slc - Honeywell Notifier AFP-100 Wiring Manual

4.1 Overview

This chapter concerns itself with the two styles of circuits that do not require isolation devices:
• NFPA 72 Style 4
• NFPA 72 Style 6

4.2 NFPA Style 4 SLC

NFPA Style 4 requirements can be met by using the diagram below.
• T-tapping of the SLC wiring is allowed for Style 4 configuration.
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Section 4: SLC Circuits without Isolators

B+ B–
Control Panel
SLC
Addressable Module
T-tapped Circuits
Figure 4.1 Basic NFPA Style 4 SLC
Notifier SLC Wiring Manual — P/N 51253:U5 12/20/2017
Two-wire Addressable Detector